Science 1206 SAMPLE Test ( Weather Dynamics)

Transcription

1 Science 1206 SAMPLE Test ( Weather Dynamics) Name: Part A: Multiple Choice (60%) Circle the correct answer on this paper, then shade in the letter on the scantron sheet provided. 1. What is a set of environmental conditions that is averaged over many years called? A. climate C. weather B. pressure system D. frontal system 2. What instrument is used to measure atmospheric pressure? A. Thermometer C. Anemometer B. Altimeter D. Aneroid barometer 3. What percent of Earth is covered by water? A. 20% C. 50% B. 30% D. 70% 4. Which method of energy transfer takes place through the vertical movement of particles? A. advection C. convection B. conduction D. radiation 5 Of the solar energy reaching Earth, what percentage is absorbed by the land and oceans? A. 3 % C. 27 % B. 20% D. 50 % 6. Which of the following statements about Earth s atmosphere is TRUE? A. Pressure is greatest at sea level. C. It s density remains unchanged with altitude. B. Pressure is the lowest at sea level. D. It consists mostly of oxygen. 7. What are the two most abundant gases in Earth s atmosphere? A. argon and nitrogen C. carbon dioxide and oxygen B. carbon dioxide and argon D. nitrogen and oxygen 8. Which layers of the atmosphere show an increase in temperature with an increase in altitude? A. mesosphere and thermosphere C. stratosphere and thermosphere B. troposphere and stratosphere D. troposphere and mesosphere 9. In which atmospheric layer does weather occur? A. stratosphere C. troposphere B. mesosphere D. thermosphere 10. Which property of the ocean makes it a good heat sink? A. It has a high albedo. C. It has a low albedo. B. It has a high heat capacity D. It has a low heat capacity 11. Which of the following are Earth s major heat sinks? A. hydrosphere and atmosphere C. atmosphere and lithosphere B. hydrosphere and lithosphere D. continents and oceans 12. When matter changes from one state (phase) to another, energy is stored or released. What is this energy called? A. albedo C. latent heat B. heat capacity D. kinetic energy 13. When solar energy is absorbed by water and other surfaces, water vapour rises and then condenses to from clouds. Which type of cloud is formed in this way? A. frontal C. convective B. orographic D. fog 14. Which statement is associated with a warm front? A. stratus clouds appear and release precipitation for a period of days B. tall storm clouds release precipitation for short period of time C. colder weather is experienced after the front passes D. a steep sloped front forms where the two air masses meet 15. Which cloud type would indicate rain? A. cirrus C. altocumulus B. cumulus D. nimbostratus

2 16. Which clouds appear as thin, feathery features very high in the sky? A. cirrus C. Cumulonimbus B. cumulus D. nimbostratus 17. Which statement describes stratus clouds? A. rounded shape and indicate stable weather B. rounded shape and indicate unstable weather C. layered shape and indicate stable weather D. layered shape and indicate unstable weather 18. What is the name given to a cloud that forms on or near the ground? A. frontal cloud C. convective cloud B. orographic cloud D. fog 19. What type of front is formed when warm air pushes over a cold air mass, resulting in cloudy conditions and precipitation that lasts several days? A. occluded front C. stationary front B. cold front D. warm front 20. Which of the following fronts is associated with a weakening low pressure system (cyclone) where the warm front is caught by the cold front? A. occluded front C. stationary front B. cold front D. warm front 21. What name is given to a dry, warm air mass? A. maritime tropical C. maritime polar B. continental tropical D. continental polar 22. Which of the following air masses forms near Florida, and can bring warm, wet weather to the east coast of Newfoundland? A. Continental Tropical C. Continental Polar B. Maritime Tropical D. Maritime Polar 23. Which of the following symbols represents a stationary front on a weather map? A. C. B. D. 24. When warm air rises, what is left behind? A. good weather C. High pressure B. low pressure D. Sunny skies 25. The Air from low pressure systems A. rotates clockwise as it descends from high altitudes B. rotates counter-clockwise as it descends from high altitudes C. rotates clockwise as it rises to higher altitudes D. rotates counter-clockwise as it rises to higher altitudes 26. Severe weather systems, such as Hurricane Igor, develop as a result of A. high pressure systems C. warm fronts B. low pressure systems D. cold fronts 27. Which is responsible for the deflection of air in the Northern Hemisphere? A. gravity C. density B. convection current D. Coriolis effect 28. Where are the trade winds located? A. between 0-30 degrees latitude C. between degrees latitude B. between degrees latitude D. only at 90 degrees latitude 29. The Mid-latitude Westerlies flow from A. east to west, between 30 to 60 latitude C. east to west, between 60 to 90 latitude B. west to east, between 30 to 60 latitude D. west to east, between 60 to 90 latitude 30. Bay Roberts is located between A. 0 and 30 S C. 60 and 90 N B. 30 and 60 N D. 30 and 90 S

3 Part B: Long Answers (40%) Answer ALL of the following questions on this paper. 31. On the diagram of Earth below: (i) draw the prevailing winds, (3%) (ii) name the prevailing winds, (3%) (iii) print an H or L in the boxes to show the location of the Highs and Lows. (2%) 32. Draw a labeled diagram of the Water Cycle, and explain each of the steps.(8%)

4 33. Use the weather maps provided to answer the following questions. Weather Map # 1: Monday, 12:00 noon Weather Map # 2: Tuesday, 12:00 noon A) Based on the information in weather map #1, describe the weather conditions in Bay Roberts for Monday at 12:00 noon, and explain HOW you know. (9%) Sky conditions (clear or cloudy) Wind direction Temperature (cool or warm) B) The distance across Canada is 4700 km. (i) Approximately how far has L 1 moved in the past 24 hours? (2%) (ii) Calculate the approximate speed of L 1 (2%) C) Based on the position of the weather systems in Weather Maps #1 and #2, make a weather forecast for Bay Roberts on Wednesday, 12:00 noon. (3%) Sky conditions (clear or cloudy) Wind direction Temperature (cool or warm)

5 34.The diagram below shows a front that is formed when two air masses meet. A) What type of front is shown in this diagram? (1%) B) Sketch the symbol used to illustrate this front on a weather map. (1%) B) Label the following on the diagram: (5%) i) Warm air mass ii) Cold air mass iii) Cumulonimbus cloud iv) Cumulus cloud v) Direction that the front is moving (Draw an arrow in the direction that the front is moving.) C) Would the precipitation that this front is producing last a long time or a relatively short time? (1%)