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Test Weather
1. Which air mass is warm and humid? (2.5.2)
a) maritime polar
b) continental polar
c) maritime tropical
d) continental tropical
2. Which 2 air masses are most likely to affect us in North Carolina? (2.5.2)
a) mT and mP
c) cP and mP
b) mT and cP
d) cA and mP
3. The winds around a high pressure system flow in which direction? (2.5.2)
a) clockwise and inward
b) clockwise and outward
c) counterclockwise and outward
d) counterclockwise and inward
4.What is the fuel for a hurricane? (2.5.3)
a) Warm ocean water
c) cold ocean water
b) Land
d) wind
5.Which layer of the atmosphere is the ozone layer located? (2.5.1)
a) Troposphere
b) Stratosphere
c) mesosphere
d) thermosphere
6.In which layers of the atmosphere does temperature decrease with height? (2.5.1)
a) troposphere and thermosphere
c) troposphere and mesosphere
b) thermosphere and mesosphere
d) stratosphere and mesosphere
7.How does a cold front form? (2.5.3)
a) warm air rises and is replaced by sinking cold air
b) warm air sinks and is replaced by rising cold air
c) cold air rises and is replaced by sinking warm air
d) cold air sinks and is replaced by rising warm air
8. In which direction do mid latitude cyclones generally travel across the United States?
(2.5.3)
a) east to west
c) west to east
b) north to south
d) south to north
Use the picture below to answer questions 9 -10.
9. Which of the following best describes the weather at point B?
a) warm and rainy, winds blow from the southeast
b) cold and sunny, winds blow from the northeast
c) rainy and cool, winds blow from the northeast
d) cold and sunny, winds blow from the northwest
10. Which type of front is approaching letter E?
a) cold
c) warm
b) occluded
d) stationary
11. During which time of the year do we see the most tornadoes?
a) May
b) July
c) February
d) October
12. If the barometric pressure on a barometer is 29.23 inches and falling during the day, what
kind of weather is likely to occur?
a) clearing skies
c) colder temperatures
b) rain
d) continued sunny weather
Use the picture below of a weather station plot to answer questions 13 and 14.
13. What is the wind direction at this station?
a) northeast
c) southeast
b) southwest
d) northwest
14. What percentage of the sky is covered by clouds?
a) 25%
c) 75%
b) 0%
d) 100%
15. When a hurricane reaches land, its intensity decreases as the result of:
a) increase in temperature and pressure
b) lack of cold, dry air to fuel the storm
c) successive updrafts into the eye wall
d) friction and lack of warm, moist air
16. Which instrument measures air pressure?
a) anemometer
c) barometer
b) psychrometer
d) thermometer
17. At which letter are you most likely to have the greatest windspeeds?
a) A
b) B
c) C
d) D
18. Here is a weather map of Australia, located in the southern hemisphere. The winds around
low pressure blow clockwise instead of counterclockwise. What best explains why this happens?
a) the coriolis effect
b) gravity
c) density of air
d) the north atlantic ocean current
19. The center of low pressure is associated with:
a) sinking warm air
b) rising warm air
c) rising cold air
d) sinking cold air
20. If the temperature dry bulb temperature outside is 16 degrees and the wet bulb temperature is
14 degrees, what would the relative humidity be?
a) 48%
c) 80%
b) 100%
d) 0 %
21. Temperature decreases with height because:
a) ozone absorbs heat
c) air pressure decreases with height
b) radiation is absorbed by clouds
d) air pressure increases with height
22. The two most abundant gases in our atmosphere are:
a) oxygen and nitrogen
c) silicon and argon
b) carbon dioxide and oxygen
d) water vapor and oxygen
23. One reason why the ozone layer is important is:
a) it keeps temperatures below freezing in the stratosphere
b) it makes air breathable in the stratosphere
c) it makes air less dense
d) it absorbs harmful ultraviolet radiation from the sun
24. The following is a diagram showing incoming solar radiation. Which of the following is true of
solar radiation?
a) Solar radiation can be absorbed by the earth’s surface
b) Solar radiation can be reflected off clouds
c) Solar radiation can be absorbed by the atmosphere
d) all of the above are true
If the relative humidity is 95%, what kind of weather is likely to occur?
a) it will rain
c) it will be windy
b) it will be cold
d) it will be sunny
25.
26. Low pressure systems move across the United States from:
a) north to south
c) east to west
b) west to east
d) northeast to southwest
27. Which statement best explains why cold fronts move faster than warm fronts?
a) Cold air is more dense so it sinks more rapidly.
b) Cold air is less dense so it rises more rapidly.
c) Warm air overtakes the cold air.
d) Warm air is more dense and pushes the cold air out of the way
28. Dangers associated with a hurricane coming ashore are:
a) a storm surge
b) high winds
c) heavy rain
d) all of the above
29. Which of the following best explains how a tornado forms?
a) Tornadoes form in the winter along occluded fronts.
b) Tornadoes form when a thunderstorm begins to rotate.
c) Tornadoes form from low pressure over warm water in the summer.
d) Tornadoes form when a warm front passes through an area.
30. Which type of front is likely shown below?
a) Cold
b) Warm
c) occluded
d) stationary
Constructed response: Remember to answer in complete sentences.
1. Compare and contrast a warm front and cold front. Explain one way they are both similar
and one way they are different (2 points)
2. Explain how water vapor influences the weather and explain how it is essential for life on
Earth. (2 points)
3. Explain 2 ways hurricanes are different from tornadoes. (2 points)