Download do not write on this sheet!

DO NOT WRITE ON THIS SHEET!
Chapter 2 Test
Weather Patterns
Choose the letter of the best answer for each question.
1. The constant motion of air molecules causes:
a. Temperature changes
b. Air pressure
c. High humidity
d. Low humidity
2. Where would the air pressure be the lowest?
a. On top of a skyscraper
b. At sea level
c. On top of Mt Everest
d. At the bottom of the Grand Canyon
3. Puffy, white cloud formations at low altitudes are:
a. Cirrus clouds
b. Altostratus clouds
c. Stratus clouds
d. Cumulus clouds
4. Which of these statements is true?
a. Winds move as a result of equal heating of Earth’s surface
b. Winds move because air pressure is the same across Earth’s surface
c. Winds move from areas of high pressure to areas of low pressure
d. Winds move from the poles directly to the equator
5. How does the Coriolis Effect influence global winds?
a. It causes the winds to curve to the right in the Northern Hemisphere
b. It causes the winds to curve to the right in the Southern Hemisphere
c. It causes the winds to flow directly from the equator to the poles
d. It causes the winds to flow directly from the poles to the equator
6. Air becomes saturated when:
a. The rate of evaporation is greater than the rate of condensation
b. The rate of condensation is greater than the rate of evaporation
c. The rate of condensation equals the rate of precipitation
d. The rate of condensation equals the rate of evaporation
7. Precipitation forms when:
a. Water droplets evaporate and freeze in the clouds
b. Water droplets combine and become heavy enough to fall
c. Liquid water evaporates
d. Liquid water freezes
8. Which of these factors does not affect air pressure?
a. Altitude
b. Air temperature
c. Humidity
d. Unequal heating
9. What causes the Coriolis Effect?
a. Earth’s rotating on its axis
b. Earth’s movement around the sun
c. Absorption of solar energy
d. Reflection of solar energy
10. What is the relative humidity of saturated air?
a. 25%
b. 50%
c. 75%
d. 100%
11. Air at sea level is denser than air at high altitudes because:
a. The air molecules are pushed farther apart at sea level
b. The air molecules are pushed closer together at sea level
c. High altitudes cause air molecules to move closer together
d. Low altitudes cause air molecules to move farther apart
12. Which statement is true?
a. A sea breeze forms at night because of unequal heating and cooling of land and ocean
b. A sea breeze forms during the day because of unequal heating and cooling of land and
ocean
c. A land breeze flows toward the ocean because of equal heating and cooling of land and
ocean
d. A land breeze flows toward the land because of equal heating and cooling of land and
ocean
13. Why does an air-filled balloon get bigger at higher altitudes?
a. Air pressure inside the balloon will decrease with lower altitudes
b. Air pressure inside the balloon will increase with higher altitudes
c. Air pressure on the outside of the balloon decreases with higher altitudes
d. Air pressure on the outside of the balloon increases with higher altitudes
14. Atmospheric conditions at a particular time and place:
a. Air pressure
b. Weather
c. Condensation
d. Climate
15. Horizontal movement of air:
a. Jet stream
b. Air pressure
c. Fog
d. Wind
16. This is used to measure air pressure:
a. Thermometer
b. Barometer
c. Magmometer
d. Odometer
e. Glucometer
17. These clouds produce thunderstorms and heavy rains:
a. Altostratus
b. Cumulus
c. Cumulonimbus
d. Cirrus
18. The amount of water vapor in the air is called:
a. Humidity
b. Dew point
c. Saturation
d. Air pressure
19. Wind is created because:
a. Warm air sinks, creating an area of low pressure, and cool air rises, creating an area of
high pressure. Low pressure areas flow towards high pressure areas, creating wind.
b. Warm air rises, creating an area of low pressure, and cool air sinks, creating an area of
high pressure. High pressure areas flow towards low pressure areas, creating wind.
c. Warm air rises, creating an area of high pressure, and cool air sinks, creating an area of
low pressure. High pressure areas flow towards low pressure areas, creating wind.
d. Warm air sinks, creating an area of high pressure, and cool air rises, creating an area of
low pressure. Low pressure areas flow towards high pressure areas, creating wind.
20. A cloud that rests on the ground or over a body of water is called:
a. Smog
b. Smoke
c. Fog
d. Haze
21. Long distance winds that flow in the upper troposphere that move from west to east:
a. Westerlies
b. Easterlies
c. Jet streams
d. Trade winds
Answer 22 through 24 using the diagrams below. Choose whether the air pressure inside
the smaller box is (a. higher, b. lower, or c. equal to) the air pressure outside of it.
22.
23.
24.
Fill in the blanks showing the correct direction of air flow, indicating whether each is high
pressure or low pressure, and cold air or warm air.
25.
a. High pressure
b. Low pressure
26.
a. Cold air
b. Warm air
Wind direction
Use the diagram below to answer questions 29-33:
27.
a. High pressure
b. Low pressure
28.
a. Cold air
b. Warm air
29. The wind belt with the arrows pointing to the left represents:
a. Westerlies
b. Easterlies
c. Trade Winds
d. Doldrums
e. Horse Latitudes
30. The calm regions that lie at 30 degrees N and S are called the _______________. They are
areas of ____________ pressure.
a. Doldrums, high
b. Doldrums, low
c. Horse latitudes, high
d. Horse latitudes, low
31. The doldrums are responsible for:
a. Most of the weather in North America
b. The trade winds that brought explorers from Europe to America
c. The development of tropical storms
d. Cold winds moving from the polar regions toward the equator
32. The two wind patterns that move from west to east and are mostly responsible for our weather in
North America are the:
a. Westerlies and horse latitudes
b. Trade winds and westerlies
c. The jet stream and easterlies
d. Trade winds and doldrums
e. The jet stream and westerlies
33. The wind belt that is located at the poles and brings cold wind towards the equator is the:
a. Easterlies
b. Westerlies
c. Trade Winds
d. Horse Latitudes