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Ch 15 Atmosphere, Heat
Test Description: This test includes information from Chapter 15 on the layers of the atmosphere, heat transfer (conduction, convection, radiation) and global-local winds.
Instructions: Answer all questions to get your test result.
1) What is the atmosphere?
A
carbon dioxide
B
oxygen
C
a mixture of gases
D
water vapor
2) The air we breathe is mostly made of...
A
carbon dioxide
B
oxygen
C
nitrogen
D
ozone
3) How much of Earth's atmosphere is oxygen?
A
35%
B
78%
C
21%
D
50%
4) Why is air pressure greatest at Earth's surface?
A
because of pollution
B
because of the pressure of oxygen
C
because gravity pulls gas molecules toward the surface
D
because of the weight of ice crystals
5) Air temperature changes as altitude increases because of...
A
air pressure
B
gravity's pull on oxygen
C
gases that absorb solar energy
D
air pollution
6) Meteors burn up in the ______, which is also the middle layer of the atmosphere.
A
stratosphere
B
troposphere
C
thermosphere
D
mesosphere
7) The _______ is the highest layer of the atmosphere. Temperatures can reach 1,000 degrees Celsius.
A
thermosphere
B
troposphere
C
mesosphere
D
stratopshere
8) We live in the _______ which is where weather occurs as well.
A
troposphere
B
thermosphere
C
mesosphere
D
stratosphere
9) Most solar energy that reaches Earth's atmosphere is...
A
reflected by Earth's surface.
B
absorbed by Earth's surface.
C
scattered by clouds
D
absorbed by clouds, ozone and gases.
10) How much energy radiated by the sun reaches Earth?
A
about one one-hundredth
B
about 2 billionths
C
about 80%
D
about 50%
11) Energy transferred as electromagnetic waves is called...
A
radiation
B
convection current
C
thermal conduction
D
convection
12) Energy transferred as heat directly through a material is called...
A
convection current
B
radiation
C
thermal conduction
D
convection
13) Thermal energy transferred by circulation of a liquid or gas is called...
A
convection current
B
thermal conduction
C
radiation
D
convection
14) The process by which gases in the atmosphere absorb thermal energy and radiates it back to earth is called...
A
global warming
B
the greenhouse effect
C
the thermal effect
D
radiation balance
15) One reason for global warming may be...
A
decreasing global gases
B
decreasing greenhouse gases
C
increasing global gases
D
increasing greenhouse gases
16) You go outside and feel the heat from the sun on your face. This is an example of which type of heat transfer?
A
conduction
B
convection
C
radiation
D
temperature
17) Warm air rising and cool air falling within our atmosphere is an example of which type of heat transfer?
A
conduction
B
temperature
C
convection
D
radiation
*select an answer for all questions
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