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Lesson 2 Assessment: Forming Clouds
1. Which of the following best describes the condensation process?
A. a solid changing into a liquid
B. a gas changing into a liquid
C. a liquid changing into a gas
D. a gas changing into a solid
2. As the air temperature
increases
, what happens to the rate of condensation?
A. increases
B. decreases
C. remains the same
3. All of the following are tiny particles that water droplets form on to make a cloud
except
:
A. dust.
B. soot.
C. oxygen gas.
D. sea salt.
4. Particles of water in the vapor phase are not visible to the human eye.
A. true
B. false
5. What happens to the kinetic energy of the particles as the condensation process occurs?
A. increase
B. decrease
C. remain the same
6. Earth’s atmosphere is made up of gases. Which gas makes up the
largest
amount of the atmosphere?
A. carbon dioxide
B. argon
C. oxygen
D. nitrogen
7. A sample of pure water fills a volume in container A of 100.0 milliliters. A portion of the same sample of water is poured into container B that fills a volume of 50.0 milliliters. No water is lost in the transfer. What happens to the density of sample A as it is poured into the sample B container?
A. the density increases
B. the density decreases
C. the density remains the same
8. At room temperature, which particles of the following substances have the
greatest
motion?
A. liquid water
B. oxygen gas
C. liquid oxygen
D. solid ice
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