LATE PASSES ARE NOT ACCEPTED FOR A PROJECT.

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1 Famous Scientist Research Project (55 points) DUE: MONDAY, February 6th Students will be researching a Famous Scientist selected from the list provided. Students will make a poster and present the information to the class. If you do not have any part of the project on the due date, it is an Automatic 5 point deduction and an additional 5 points per additional day late. LATE PASSES ARE NOT ACCEPTED FOR A PROJECT. Requirements: 1. 1 ½ - 2 minute oral presentation on your findings 2. One Poster (Supplied by the Media Center. Poster MUST include information below) 1. A Large Picture of your scientist (placed in the center of your poster) 2. First, middle (if he/she has one), and last name of the scientist. 3. Birth date and year of death or if still alive. 4. What country were they born in and where did they do their work? 5. What are they famous for? 6. A fact that you found interesting OR a quote by the scientist. 7. At least 3 additional pictures. For example: your scientist, where he/she worked, animals... On the back of your poster: Your name, class period and date DO NOT PASTE YOUR QUESTIONS/ANSWERS TO YOUR POSTER! 3. One Bibliography with 3 resources. Bibliography can be created through Easy Bib, must be typed in 12 pt Times New Roman, and must have correct spelling. The Bibliography must include one print resource, one e-book resource and one website resource questions w/ complete sentence, DETAILED answers that the student has about the Famous Scientist. Questions/answers must be typed in 12 pt. Times New Roman. 2-3 sentence answers!! The questions and answers will NOT go on your poster. They will be stapled to your grading rubric and bibliography as a packet. Examples: What is the Scientist s background? (where and when was the scientist born, what were some childhood experiences, what was his/her early educational experience, college experience?) What did the scientist contribute? (what did the scientist research and/or discover?) What are some specifics regarding the contributions? (location, time, ect.) What is the social impact of the scientist s discoveries? How do you feel about what you learned about the scientist? What are the two most interesting pieces of information you found? Just to make sure completely understand To get full credit you must: Make 1 poster, 1 typed bibliography (total 3 resources), 10 typed questions/answers & give an oral presentation of your findings. If students attach their pathfinder sheet to their bibliography, the student will receive one extra credit point. YOUR PROJECT MUST BE STAPLED AND SUBMITTED IN THE FOLLOWING ORDER AND TURNED IN BEFORE THE BELL RINGS: Evaluation Rubric, Questions/Answers, Bibliography

2 Famous Scientist: Evaluation Rubric Students are expected to practice their presentation at home with their guardian. Together, student and guardian will evaluate the Famous Scientist project on the rubric. Incomplete evaluations will be an automatic 5 point deduction! This includes the parent signature! If you are sick for the presentation due date, you will need a note from your parent/guardian and will present during the following class period. If a student is not prepared with his/her project on the due date, it is an automatic 5 point deduction. Project needs to be turned in BEFORE the bell rings. Student Name (print): Date: Parent/Guardian Signature: Date: Questions/Answers (15 points) 1 ½ pt per question: ½ pt for good question, 1 pt for complete, detailed answer. Bibliography (15 points) 5 pts per source: 1 print, 1 ebook, 1 website Don t forget Proper format, 12 pt Times New Roman and Correct spelling. These are possible point deductions. Poster (10 points) Select one of the options for points 10 pts: Excellent effort with 4 or more pictures and include all specified facts/information 8 pts: Good effort with 3 pictures and four of the specified facts 5 pts: Lack of effort with only 1 picture and 3 of the specified facts 2 pts: Lack of effort without any pictures and 2 or less of the specified facts Presentation (10 points) 10 pts: Excellent delivery = Knows speech well (2 pts), Clear & Loud Voice(2 pt), Good posture (1 pt), Use of visual(1 pt), Professional manner: Eye contact & Smiles(2 pts), Proper use of time(1pt), Fields questions well(1pt) 9 pts: One of the above is missing 7 pts: Two of the above are missing 5 pts: Three or more of the above are missing Effort in Media Center (5 points) 5 pts: Excellent effort and behavior in media center 3 pts: Good effort with poor behavior in media center 3 pts: Lack of effort in presentation but good behavior 0 pts: Lack of effort in presentation with poor behavior Possible Point Deductions -2 pts: If the Questions/Answers aren t typed in 12 pt Times New Roman -2 pts: If the Bibliography is not typed in 12 pt Times New Roman -2 pts: If the project is not stapled in specified order with rubric first. (see instructions for order) -5 pts: Incomplete evaluation or missing signature -5 pts: If project is not in dropbox BEFORE bell rings. Guardian Evaluation Teacher s Evaluation TOTAL POINTS (55 POSSIBLE) Name:

3 WORD Write the Vocabulary Word Energy VOCABULARY: UNIT E Part I: ENERGY DRAWING A Descriptive, detailed, colored drawing or internet picture explaining the word s definition DEFINITION From the Textbook Energy Transformation Gravitational Potential Energy Kinetic Energy Thermal Energy Heat Temperature Efficiency Law of Conservation of Energy

4 Conduction/Conductor Insulators Biomass Fossil Fuels Electricity Generation Renewable resources & Nonrenewable resources Solar energy Wind energy Turbine Nuclear Energy

5 Date: Period: Drive A Nail Problem #1: Hypothesis #1: Problem #2: Hypothesis #2: Materials: Procedure: See Lab Instructions Data/Observations: Data Table 1: Metal Rod Mass ( ) Convert to kg Short Aluminum Short Steel Long Aluminum Long Steel Data Table 2: SHORT Tube Metal Rod (number of drops) Trial Short Aluminum Short Steel Long Aluminum Avg. Long Steel

6 Data Table 3: LONG Tube Metal Rod (number of drops) Trial Short Aluminum Short Steel Long Aluminum Avg. Long Steel Calculations: Calculate the GPE for the metal rods. (3 points each= 24 points Total) Don t forget to use kilograms for the mass and meters for the distance! 1. GPE of Short Aluminum Rod with LONG TUBE= Equation: Work: Answer: 2. GPE of Short Steel Rod with LONG TUBE= Equation: Work: Answer: 3. GPE of Long Aluminum Rod with LONG TUBE= Equation: Work: Answer: 4. GPE of Long Steel Rod with LONG TUBE= Equation: Work: Answer: 5. GPE of Short Aluminum Rod with SHORT TUBE= Equation: Work: Answer: 6. GPE of Short Steel Rod with SHORT TUBE= Equation: Work: Answer: 7. GPE of Long Aluminum Rod with SHORT TUBE= Equation: Work: Answer: 8. GPE of Long Steel Rod with SHORT TUBE= Equation: Work: Answer:

7 Analysis Questions: 1. Which combination of tube height and rod mass transferred the most energy to the nail? Least? Explain the evidence you gathered to make these conclusions. 2. Where was the rod located where there was the most: a. Gravitational potential energy? b. Kinetic energy? 3. Do you think that all the energy from the rod transferred to the nail? Describe any evidence that showed it did or did not. 4. How do the following variables affect how much energy is transferred to the nail? a. Mass of the Rod: b. Height of the Tube: 5. How much gravitation potential and kinetic energy does the block have in each position? (Sitting on the top of a table, in the middle of falling, just before it hits the ground) DON T FORGET UNITS FOR EACH ANSWER! a. When sitting on the top of the desk: Potential Energy = 100 Joules Kinetic Energy = (is the block moving?) b. Halfway down: Potential Energy = Kinetic Energy = c. Just before it hits: Potential Energy = Kinetic Energy = (does the block have height?) Conclusion: None!

8 Name: Date: Period: Activity: Roller Coaster Energy Review: 1. What is Gravitational Potential Energy? Include the equation. 2. What is Kinetic Energy? Include the equation. Challenge Question: Initial Thoughts: 1. Can energy be lost or created? Explain what happens to energy. 2. Does an object have to be moving to have gravitational potential energy? Analysis Questions: 1. Look at the diagram of the roller coaster in the reading. At which point does a train on this coaster: a. Have the most gravitational potential energy? Explain your choice. b. Have the most kinetic energy? Explain your choice. c. Have both kinetic and gravitational potential energy? Explain your choice. 2. Kinetic energy is related to the speed of an object. In which place, point E or Point F, is the train moving faster? Explain in terms of kinetic energy. 3. As the cars travel on the track, the energy of the train changes back and forth from gravitational potential to kinetic energy. What other energy transformations occur as the train travels the track? Explain. 4. Why can t a roller coaster go up a hill that is higher than the hill it just came down? 5. Friction, which occurs when two materials rub against each other, is often the cause of heating. A common result of friction is a transformation of kinetic energy to thermal energy and sound. Explain this.

9 51 Things you can do to Save the Environment! 75 points! Due: 2/ Read the Time Magazine article titled 51 Things you can do to Save the Environment 2. Select 3 articles of the 51 articles and complete an article analysis for each of the Find THREE more articles for each of the topics you selected in the Time Magazine article. For example if you picked the Skip the Steak article from Time, you must find another article on how eating meat relates to the environment. If you also picked Ride the Bus, then you must find a second article that relates to carpooling or how driving relates to the environment. 4. Complete an article analysis for each of your 3 additional articles. 5. You are analyzing a total of 6 articles and will be submitting a grading rubric. 6. Use the tutorial on Mrs. Boman s website to find the additional articles. Article Analysis Instructions & Format Instructions: 1. The article cannot be older than 2007 on & must be at least a full 8 1/2 x 11 page (except for the Time mag. articles). 2. If there is no date, you can not use it!!! 3. It must be a current event article, no encyclopedia type articles. 4. Do not cut and paste anything into your analysis from the article. This is considered plagiarism. 5. Attach the original article or a photocopy/print out of the article directly behind the analysis. 6. The analysis must be typed in 12 pt Times New Roman font, black ink. 7. Complete your analysis in the format shown below. You need to write the Bold and Underlined words as part of the format (just as you write the components of a lab) Title of Article:, Date of Article: Author (of the article): Source (specific place your found the article): Body: (Answer these 5 questions below separately and give as much detail in as many complete sentences needed to answer it completely. You need to write the words: Who, what, where, when and why) WHO is this about / does it concern / did the research? Need 2-3 sentences WHAT is the article about? Need 2-3 sentences WHERE is this being done / being researched / happening? Need 2-3 sentences WHEN did this happen / will it happen? Need 2-3 sentences WHY is the article being written / is the research being done? Need 2-3 sentences New Vocabulary Words: Choose 3 words from the article that are NEW to you or that you barely know. Write the word, and then the definition of the word as it is used in the article. If there are no new words in the article, pick 3 words that are scientific and very important to the article. For example: 1. Newspaper: A publication usually issued daily or weekly containing current news, editorials, feature articles, and usually advertising. 2. Law of Thermodynamics:. 3. Law of Conservation of Matter: Opinion: 4 or more sentences on your opinion of the article content. If it is a controversial topic, did you agree or disagree? Is there any information you found especially interesting, why? Is there additional information that you think should have been included in the article? Make sure your answer is well thought out.

10 51 Things you can do to Save the Environment! Using the rubric below, students are expected to evaluate their article analysis assignment with a guardian. Incomplete or missing evaluations will be an automatic 5 point deduction! This includes the parent signature! Student Name (printed): Parent/Guardian Signature: Date: Date: Cover Page: (5 pts) -- Creative title for your assignment (1 pts) -- 3 colored pictures that are related to the theme of saving the planet (3 pts) -- Name, Date, Period (1 pt) Article Analysis #1 (10 pts) 10 pts: Detailed and demonstrates a solid effort 8 pts: Good effort 5 pts: Lacking detail and effort Article Analysis #2 (10 pts) 10 pts: Detailed and demonstrates a solid effort 8 pts: Good effort 5 pts: Lacking detail and effort Article Analysis #3 (10 pts) 10 pts: Detailed and demonstrates a solid effort 8 pts: Good effort 5 pts: Lacking detail and effort Article Analysis #4 (10 pts) 10 pts: Detailed and demonstrates a solid effort 8 pts: Good effort 5 pts: Lacking detail and effort Article Analysis #5 (10 pts) 10 pts: Detailed and demonstrates a solid effort 8 pts: Good effort 5 pts: Lacking detail and effort Article Analysis #6 (10 pts) 10 pts: Detailed and demonstrates a solid effort 8 pts: Good effort 5 pts: Lacking detail and effort Format (10 points) --Entire Assignment is typed in 12 pt Times New Roman (2 pts) --Each article analysis has the article attached directly behind it (1 pt per article = 5 points) --Each article analysis follows the correct format as seen on the instructions (3 pts) Guardian Evaluation Teacher s Evaluation TOTAL POINTS (75 POSSIBLE)

11 Shake the Shot Name: Date: Period: Prelab Questions: 1. Temperature is described as a of the per molecule of a substance. The greater the movement of molecules, the greater the temperature. Based on this description, use temperature in a sentence that is related to the purpose of this lab. 2. Thermal energy is most commonly described as the of the molecules in a substance. Thermal energy always travels from hot to cold matter. Based on this description, use thermal energy in a sentence that is related to the purpose of this lab. 3. Heat can be described as the transfer or flow of energy from a object to one that is. When you feel a warm object, you are actually feeling thermal energy, which is the movement of molecules that make up the object. An object has more thermal energy when it is warm than when it is cool. Heat is a process, and therefore, should not be used as a noun. Based on this description, use heat in a sentence that is related to the purpose of this lab. Problem: Hypothesis: Materials: Procedure: See lab instructions Data: Room Temp. C Data Table #1: Trial Time (s) Initial Final Temperature ( ) Temperature ( ) Temperature Change ( ) Average Temperature Change for 3 trials ( )

12 Analysis Questions: 1. For each time interval (10 seconds, 20 seconds, 30 seconds), why did you perform three trials and then average the temperatures? 2. What was the average temperature change for the 10 second interval? 20 second interval? 30 second interval? Show your work. 3. Describe any possible sources of error in your experiment and explain how each may have affected your results. Provide a minimum of 4 types of error. 4. Use the numbers in your data table to describe the relationship between: (use numbers in answer) a. shaking time and temperature change: b. shaking time and energy transfer (what can you infer about energy transfer based on the temperature change): 5. Of the two descriptions below, which, a or b, correctly describes the transformation of energy demonstrated in the lab. Explain your choice. (notice the bold words!) a. potential energy temperature b. kinetic energy thermal energy Conclusion: See attached conclusion

13 Ice Melting Contest Name: Date: Period: Purpose: Initial Thoughts: 1. What is heat? 2. Read about conduction in the introduction to the activity. Can you think of an example of something conducting energy? 3. When conduction is slowed down, insulation occurs. Insulators are materials that reduce the heat transfer rate. The molecules in a gas are extremely spread out and the molecules in a solid are compacted together. Based on this information, do you think that a gas or a solid acts as a better insulator? Explain using your knowledge of conduction. Hypothesis: Materials: Procedure: See lab instructions Data: Data Table #1: Mass of the jar, ICE and lid ( ) Mass of the jar, WATER and lid ( ) Data Table #2: Experiment Amount of water ( ) after 5 minutes Class Control: Ice cube not touched Our Variable:

14 Data Table #3: Experiment Average Volume ( ) Shaking the Container Holding the Container in Hands Put Container in a beaker of water Open lid and breath on Ice Roll Container in hands Analysis Questions: 1. What volume of water did you collect? What volume of water did the control collect? 2. Why was it important to have a control in this lab? 3. What did you do to maximize that rate at which your ice melted? 4. When melting the ice, how did you use: a. Conduction? b. Energy Transformation(s)? 5. Which of your classmates techniques seemed to transfer: Include the ml of water they collected. a. The most energy? b. The least energy? 6. What are some sources of error in this lab? Hint: Did everyone have the same exact mass of ice in the beginning? Did everyone take the same amount of time to mass the container and then start the timer? _ 7. Look at Data Table #1. Did the mass at the beginning of the lab match the mass once the ice melted? Do you think the masses should be the same or different? Explain by using the definition of the Law of Conservation of Matter (look it up in the textbook) _ 8. Look at Data Table #3. Which method conducted the most energy to melt the ice? Why do you think this method was the best? 9. Do you think the control would have melted more if the lid was removed from the container? Explain. (Hint: Think about insulators and barriers that keep molecules from moving from high energy to lower energy) Summary: After completing this activity, my improved or extended answer to the purpose is: Specific evidence to support this (use data from your data table and needs to be at least 3 sentences!):

15 Bill Nye: Heat Name: Date: Period: 1. Heat is so heat can do. 2. Heat can affect. We can heat solid ice into water. 3. The three ways that heat moves around the universe are:,, 4. Even cold things have. Anything with has heat. 5. The molecules in cold things are moving more compared to the in warm things. 6. It doesn t matter whether something feels or hot. If molecules are moving, heats something. 7. What has more heat energy, the hot burning match or the beautiful ice sculpture of science?. Why? _. 8. In the beaker, the water closer to the flame heats up and moves. The cooler water on top then moves. This transfer of heat, through currents, is called. 9. An infrared camera is sensitive to. This special camera can see radiation. Blue is, Red is. 10. A fire is radiating. 11. Hot air rising up a chimney is an example of. 12. What is the purpose of the brownie scene?. 13. You can measure how hot something is in or. 14. Coats and Jackets. This trapped air means that the molecules are close together and bump together more. When molecules bump together, they transfer. 15. My favorite fact learned today is:.

16 Name: Date: Period: Just Add Water Pre-Lab Questions: 1. Compare the terms: Temperature, Heat and Thermal Energy 2. Compare the terms: Endothermic Change and Exothermic Change Problem: Hypothesis: Materials: Procedure: See Lab Instructions Data: Cold Water Hot Water Mass empty cup ( ) Mass Cup + water ( ) Mass water ( ) Initial Temp. ( ) Final Temp. ( ) Change in Temp. ( )

17 Analysis Questions: Answer in complete sentences. Don t forget to show your work and units for calculations. 1. What is the temperature change of the cold water? Refer to data table. 2. What is the temperature change of the hot water? Refer to data table. 3. Calculate the amount of thermal energy that enters the cold water by using the formula for the transfer of thermal energy. The specific heat of water is 4.18 J/(g x K). Use the following equation: Transfer of thermal energy = Specific heat x Mass of cold water x Temperature change of cold water. *Remember, 1 degree Celsius = 1 Kelvin 4. Now use the formula to calculate the thermal energy leaving the hot water. Substitute mass of cold water and temperature change of cold water to mass of hot water and temperature change of hot water. 5. What unit should you use for your results for questions 3 and 4? Why? 6. Was your hypothesis supported by your data? How do you know? (NOTE: Look at your answers to #3 and #4. If you thought the thermal energy transferred from the hot to cold water would be equal, the numbers from #3 and #4 must be within 100 Joules in order for you to consider your data as having supported your hypothesis.) 7. Answer the problem to the lab and explain the answer using following words: Temperature, Thermal Energy, Exothermic Change, Endothermic Change. Use the starters from the instructions! Underline the words. Minimum 4 sentences.

18 Name: Date: Period: Activity: Electrical Generation Review: 1. Based on your current understanding of energy, what are some things in your house that use energy? 2. Compare the terms: renewable resource and nonrenewable resource. Challenge Question: Initial Thoughts: 1. Can energy be lost or created? Explain what happens to energy. 2. What do you think the advantage of a hybrid car is over a regular car? Analysis Questions: 1. What does the term electrical generation mean? 2. Briefly describe each of the following energy sources: a. Fossil Fuels: b. Nuclear Energy: c. Biomass Energy: d. Geothermal Energy: e. Hydroelectric Energy: f. Solar Energy: g. Tidal Harness: h. Wind Energy: 3. Which energy sources are: a. Renewable? b. Nonrenewable?

19 4. Which type of electrical energy generation do you feel has: a. The most important advantage? b. The greatest disadvantage? 5. A sunny and windy city near a mountain river currently uses 40% coal, 30 % natural gas, 25 % hydroelectric, and 5 % other renewable methods for generating electricity. The community needs more electricity, and you have been hired to recommend the types of electrical generation to install. Which energy facilities should this city build for the future? Be sure to weigh the advantages and disadvantages of each energy type that you recommend.

20 Bill Nye: Energy 1. When energy is stored we call it energy. 2. When is it moving we call it energy. 3. The cork pops off the bottle because is changed to. 4. Energy makes things. Name: Date: Period: 5. Why didn t the bowling ball hit Bill in the face?. 6. What kind of power comes from atoms?. 7. Using windmills we convert wind energy into. 8. Lasers convert electrical energy into. 9. The energy we get from food began as energy from the sun. 10. percent of energy we get from our food is turned into which is why we get so hot when we exercise. 11. The SI unit for energy is. 12. When a pendulum is swinging, the pendulum has the most energy at the top of the swing and the most energy at the bottom. 13. Complete Sentence Fact:. 14. Complete Sentence Fact:. 15. The most interesting thing I learned in this video is: -

21 Name: Date: Period: Activity: The Conservation of Energy Challenge Question: Initial Thoughts: 1. What do you think the Law of Conservation of Energy states? Analysis Questions: 1. Which of the following diagrams accurately applies the Law of Conservation of energy to a toaster in use? Explain your choice. a. Electrical energy Thermal Energy Light Sound b. Chemical Potential energy Thermal Energy Light 2. Your friend tells you that a generator makes electricity. Do you agree or disagree with this statement? Explain why in terms of the Law of Conservation of Energy. 3. Your friend says that when he measured how much electricity was provided by a battery, it was less than the potential energy in the battery. He concluded that the transformation violated the Law of Conservation of Energy. Do you agree? Explain using the ideas of the Conservation of Energy. 4. Which energy is often called the graveyard of kinetic energy and why. 5. What is the efficiency of an engine that gives of 70% thermal energy. Summary: After completing this activity, my improved or extended answer to the challenge question is: Specific evidence to support this (refer to data from your data table & needs to be at least 3 sentences!):

22 Matter Flip Book Guardian & Teacher Evaluation Sheet Directions: Students will make a Flip Book that demonstrates the key concepts related to Matter. Like past flipbooks, students are asked to evaluate the work. A missing evaluation sheet is an automatic 3 Point deduction. Evaluation Sheets without a Parent Signature or evaluation is an automatic 2 point deduction! Student Name (print): Parent Signature: Date: Date: Item Points Guardian Teacher Creative Cover page Title (1 pt) 2 pt Cover Page Colored illustration/drawing (1 pt) 4 Categories neatly written in marker on each specified flap 1 pt Element: a. Definition (1 pt) b. What is an Atom? What is a Mixture? What are the two types of mixtures? (2 pts) c. Examples of elements and mixtures (minimum 4 examples) (1 pt) d. Drawings/Illustrations (minimum 4) (1 pt) e. Drawings in color (1 pt) 6 pts Compound: a. Definition (1 pt) b. What is a Chemical Formula? What is a Chemical Bond and a Molecule? (2 pts) c. Examples (minimum 4 examples) (1 pt) d. Drawings/Illustrations (minimum 4) (1 pt) e. Drawings in color (1 pt) Physical Property & Change: a. Definition of physical property & change(2 pts) b. List some examples of a Physical Property (1 pt) c. 4 examples of Physical Change (1 pt) d. Drawings/Pictures (minimum 4 pictures) (1 pt) e. Drawing in color (1 pt) Chemical Property & Change: a. Definition of chemical property & change (2 pts) b. List some examples of a Chemical Property (1 pt) c. 4 Types of Chemical Changes (1 pt) d. Drawings/Pictures (minimum 4 pictures) (1 pt) e. Drawing in color (1 pt) Definitions/Explanations in ink Neatness/Effort 6 pts 6 pts 6 pts 1 pt 2 pts 30 Total Possible Points

23 Name: Date: Period: Dancing Spaghetti Pre-Lab Questions: 1. What is the difference between physical properties and chemical properties? 2. Are both elements and compounds pure substances? How are elements and compounds different? 3. What is the complete definition of a Solution? 4. Compare the terms: Physical Change and Chemical Change. Problem: Hypothesis: Materials: Procedure: See Lab Instructions

24 Data/Observations: Data table #1: Mass of paper square ( ) Mass of paper square w/ sodium bicarbonate ( ) Mass of sodium bicarbonate ( ) Data table #2 : Sketched Observations Figure 1: Figure 2: Figure 3: Figure 1 Figure 2 Figure 3 Data Table #3: Written Observations Acetic Acid Added Pieces of vermicelli Bubbles Other Observations Analysis Questions: 1. Using the definition of solution, explain why the sodium bicarbonate became a solution after you stirred it with the scupula?

25 2. What did the vermicelli do when you added the acetic acid? Explain using density. (Hint: What attached to it? What did it do to the volume of the vermicelli? Then, what popped? What did the popping do to the volume of the vermicelli?) 3. Describe what physical changes you observed BEFORE you added the acetic acid. 4. Describe what physical changes you observed AFTER you added the acetic acid. 5. What was one chemical change that you were able to observe? (Hint: What gas formed? What is the evidence for this?) 6. How many atoms are in Acetic acid? And Sodium Bicarbonate? 7. What were the 4 different elements involved in this reaction? 8. What were the five different types of molecules involved in the reaction? (Hint: Think of the equation Mrs. Boman gave you at the beginning of the lab) Conclusion: See attached conclusion

26 Energy & Chapter 2 Study Guide Answer the following questions on a separate sheet of paper. 1. What is Matter? 2. What is a pure substance? What are 3 examples of pure substances? What are 3 examples of items that are not pure substances? 3. Compare the terms: Physical Property and Chemical Property 4. What are 3 examples of physical properties? What are 3 examples of chemical properties? 5. Compare the terms: Elements and Compounds. 6. What are atoms? What kind of atoms make up the element Oxygen? 7. Why do different elements have different properties? 8. Compare the terms: Compounds and Molecules. 9. What is a Mixture? What is a solution? 10. Compare Homogenous Mixture and Heterogenous Mixture. What are 3 examples of each? 11. How do scientists separate mixtures? 12. Compare the terms Physical Change and Chemical Change? 13. What are 3 examples of a physical change and 3 examples of a chemical change? 14. Identify three different kinds of physical changes that could happen to a plastic spoon? 15. What evidence would you look for to determine whether a chemical change has occurred? 16. Why is melting an ice cube an example of a physical change? 17. What is the Law of Conservation of Matter? 18. What is energy? What is the SI unit for energy? 19. Compare the terms: Temperature and Thermal Energy? 20. What is Kinetic Energy and what is the equation? 21. What is Potential Energy and what is the equation? 22. Define and provide examples of renewable resources? 23. Define and provide examples of nonrenewable resources? 24. Compare the terms conduction and insulation. Provide an example of a good conductor and a good insulator. 25. What is an Endothermic Change? What is an example? 26. What is an Exothermic Change? What is an example? 27. What are the 4 forms of energy? 28. What physical and chemical changes occurred during the Dancing Spaghetti lab? 29. What was evidence of a chemical change during the Dancing Spaghetti lab? 30. What did you learn during the Just Add Water Lab? How does thermal energy transfer? From hot to cold matter, or from cold to hot matter? MORE STUDY TIPS!!! Re-read your Journal entries. Look over your notes (PowerPoints), labs, and activities for the unit. Do extra credit! Complete the Chapter s section assessments. They are a great review and are each worth 5 points extra credit! Use your notes and textbook to clarify anything. Use or for review activities