1. The table below shows the altitude of various mountains. All other things being equal, on which mountain would the rate of sublimation of snow be the fastest?

Data Table of mountain heights. Mount Bona: 5044 meters. Denali: 6190 meters. Mount Foraker: 5304 meters. Mount Saint Elias: 5489 meters.

A. Mount Bona

B. Denali

C. Mount Foraker

D. Mount Saint Elias

2. Sublimation is a:

A. chemical process only.

B. physical process only.

C. both a chemical and physical process.

D. neither a chemical nor a physical process.

3. In the process of sublimation, what change is actually taking place to a substance?

A. the solid is moving to the liquid phase

B. the liquid is moving to the gas phase

C. the solid is moving to the gas phase

D. the gas is moving to the solid phase

4. What is the relationship between the relative humidity of air and the rate of sublimation of snow?

A. direct

B. inverse

C. no relationship

5. All other things being equal, on which day would a snowpack be most likely to undergo sublimation?

A. wet, calm wind day

B. dry, calm wind day

C. wet, windy day

D. dry, windy day

6. Some solid naphthalene is placed in a container and observed. No liquid is ever seen, but after a while the substance disappears without a trace. Which process is likely to have happened to the naphthalene?

A. condensation

B. deposition

C. sublimation

D. melting

7. All other things being equal, in which case would the sublimation of snow most likely occur on the top of a mountain?

A. low air pressure

B. medium air pressure

C. high air pressure

D. extremely high air pressure

8. The end product of the sublimation of snow is:

A. ice particles.

B. liquid water particles.

C. water vapor.

D. carbon dioxide.

Lesson 3 Assessment: Sublimation