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General Science Review 7.1
Test Description: Atmosphere
Instructions: Answer all questions to get your test result.
1) What describes the condition of air at a particular time and place?
A
particles
B
weather
C
gasses
D
atmosphere
2) Earth's atmosphere is
A
thin
B
thick
C
thinner at the bottom and thicker at the top
D
thicker at the bottom and thinner at the top
3) What 2 molecules are usually found in groups of 2 atoms?
A
none of the choices
B
Nitrogen and Oxygen
C
Carbon and Oxygen
D
Nitrogen and Carbon
4) What percentage of Earth's atmosphere is nitrogen and oxygen?
A
78%
B
99%
C
1%
D
21%
5) What is ozone?
A
A molecule made of 4 oxygen atoms
B
A molecule made of 3 oxygen atoms
C
A molecule made of 2 oxygen atoms
D
A molecule made of 1 oxygen atom
6) What gas is released when fuels are burned?
A
Oxygen
B
Water vapor
C
Carbon dioxide
D
Nitogen
7) Other gasses in the atmosphere are called _______ gasses because they are only found in small amounts
A
fine
B
trace
C
small
D
rare
8) What state of matter is water vapor?
A
gas
B
liquid
C
solid
D
2 of the choices
9) Pure air contains
A
gasses, liquid particles, and solid particles
B
only gasses
C
gasses and solid particles
D
gasses and liquid particles
10) Living things use atmosphere to
A
all of the choices
B
protect themselves from radiation and meteoroids
C
trap warm energy
D
to breathe
*select an answer for all questions
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