Earth Science: Clouds
Test Quiz
1. What are clouds made of?
a. Nitrogen and Oxygen
b. Helium
c. Tiny droplets or frozen crystals of water
d. Microscopic gas bubbles
e. Cotton candy
2. Most clouds form as ______ air rises in the atmosphere?
a. Cold
b. Dry
c. Polluted
d. Warm
e. All of the above
3. What word tells us that a cloud is considered a 'high' cloud?
a. Cumulus
b. Alto
c. Stratus
d. Cirrus
e.
4. What word tells us that a cloud is considered a 'medium' cloud?
a. Cumulus
b. Alto
c. Stratus
d. Cirrus
e.
5. What word tells us that a cloud is considered a 'low' cloud?
a. Cumulus
b. Alto
c. Stratus
d. Cirrus
e.
6. What word tells us that a cloud is considered a 'vertical' cloud?
a. Cumulus
b. Alto
c. Stratus
d. Cirrus
e.
7. Which of the following types of clouds is usually associated with severe thunderstorms?
a. Cirrus
b. Altostratus
c. Cumulus
d. Fog
e. Cumulonimbus
8. What do we call a cloud that forms right on the surface of the Earth?
a. Cirrus
b. Altostratus
c. Cumulus
d. Fog
e. Cumulonimbus
9. Which of the following types of clouds are high level clouds that are thin and wispy?
a. Cirrus
b. Altostratus
c. Cumulus
d. Fog
e. Cumulonimbus
10. What is it that keeps clouds floating in the air?
a. They are lighter than air
b. Warm air below them
c. They are mostly helium
d. Gravity
e. None of the Above
About this quiz: All the questions on this quiz are based on information that can be found on the Earth Science: Clouds page at www.ducksters.com/science/earth_science/clouds.php.
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