Download 1. The lines on a weather map connecting places of equal

Name: ____________________________________
Class: _____________
Date: _____________
Self Assessment: Weather Patterns
1. The lines on a weather map connecting places of equal temperature are called _____.
a) isotherms
b) lows
c) highs
d) isobars
2. Which instrument measures atmospheric pressure?
a) wind vanes
b) thermometers
c) anemometers
d) barometers
3. A long line of heavy storms, or a squall line, is often associated with which type of front?
a) cold front
b) warm front
c) occluded front
d) stationary front
4. Weather mapping depicts weather patterns and movement on a map. Some maps show current weather
conditions, while prognostic maps show weather predictions for some time in the future. What type of map
shows current weather conditions?
a) Cartographic
b) Synoptic
c) Meteorological
d) Isobar
5. The movement of air from a region of high pressure to one of lower pressure creates what?
a) humidity
b) a storm
c) a front
d) wind
PAGE 1
Name: ____________________________________
Class: _____________
Date: _____________
Self Assessment: Weather Patterns
6. What is responsible for most of the factors that control the weather patterns on Earth?
a) cool air
b) condensation
c) solar energy
d) humidity
7. What happens when water evaporates from a lake or ocean?
a) the relative humidity stays the same
b) the temperature increases while the humidity of the air decreases
c) it turns into water vapor and the humidity of the air increases
d) atmospheric pressure decreases in the air
8. Clouds are made up of millions of water droplets or ice crystals that condense in the atmosphere. How are
clouds formed?
a) clouds form as warm air rises and warms up
b) clouds form as cool air rises and cools
c) clouds form as warm air rises and cools
d) clouds form as cool air rises and warms up
9. Precipitation is any moisture that falls from the air to Earth's surface. It may occur in liquid or solid form.
Which type of precipitation forms when rain falls though a layer of freezing air?
a) rain
b) sleet
c) snow
d) hale
10. What type of cloud is often associated with thunderstorms?
a) nimbostratus
b) altostratus
c) stratus
d) cumulonimbus
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ANSWER KEY
1. a
2. d
3. a
4. b
5. d
6. c
ANSWER KEY Page 1
7. c
8. c
9. b
10. d