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WorksheetsThe Air Around Us
Total questions: 34
Worksheet time: 19mins
Name
Class
Date
1.
Which of the following are NOT ways that the atmosphere makes life on Earth possible?
a)
Allows water to exist as a liquid.
b)
Protects us from harmful UV rays and meteors.
c)
Contains the gases we need to live.
d)
All are ways that the atmosphere makes life possible.
2.
The layers of the gases that surround the Earth is the....
a)
atmosphere
b)
lithosphere
c)
hydrosphere
d)
mesosphere
3.
What are the percentages of the main gases on Earth?
a)
78% oxygen, 21% nitrogen and 1% other
b)
78% other, 21% oxygen and 1% nitrogen
c)
78% nitrogen, 21% oxygen and 1% other
d)
95% carbon dioxide and 5% oxygen
4.
Why is it harder to breath at higher altitudes?
a)
The air is more dense. Heavy air is hard to breath.
b)
The air is less dense. Less pressure means that the air is thin.
c)
Less percentage of oxygen at higher levels.
d)
It is not harder to breath at higher altitudes,
5.
As altitude increases, air pressure....
a)
increases.
b)
decreases.
c)
stays the same.
d)
deflects due to the Coriolis Effect.
6.
Which layer contains most of the mass of the atmosphere?
a)
Thermosphere
b)
Mesosphere
c)
Stratosphere
d)
Troposphere
7.
What gas makes up most of our atmosphere?
a)
Oxygen
b)
Carbon Dioxide
c)
Nitrogen
d)
Methane
8.
At higher altitudes, air pressure is...
a)
Lower
b)
Higher
c)
The same
d)
Increasing
9.
In which sphere does most weather occur?
a)
Thermosphere
b)
Mesosphere
c)
Stratosphere
d)
Troposphere
10.
In which sphere do most airplanes fly?
a)
Troposphere
b)
Stratosphere
c)
Mesosphere
d)
Thermosphere
11.
What force creates air pressure on Earth?
a)
Gravity
b)
Magnetism
c)
Electricity
d)
Greenhouse Effect
12.
Why is it harder to breathe at the top of a mountain?
a)
There is less oxygen
b)
There is more oxygen
c)
There is more carbon dioxide
d)
There is less carbon dioxide
13.
How does the atmosphere protect life on Earth?
a)
It blocks harmful rays from the sun
b)
It keeps our planet the right temperature
c)
It provides oxygen to breathe
d)
All of these protect life on Earth
14.
What would Earth be like without an atmosphere?
a)
There would be no life
b)
There would be no air
c)
More radiation from the sun would harm the planet
d)
All of these are true
15.
What is the force with which air pushes on you?
a)
Gravity
b)
Wind
c)
The Air Force
d)
Air Pressure
16.
The lower the atmosphere pressure, the ____________________ you are on land or sky.
a)
Higher
b)
Lower
17.
The higher one is in the atmosphere the ________________ oxygen(air) there is available to breathe.
a)
More
b)
Less
18.
What is the relationship between Altitude and pressure
a)
As Altitude increases pressure decreases
b)
As pressure increases Altitude decreases
c)
As pressure decreases so does altitude
d)
Pressure is constant
19.
Which pie chart describes the composition of Earth's atmosphere?
a)
A
b)
B
c)
C
d)
D
20.
What percentage of our atmosphere is made up of other gases such as argon, water vapor, and carbon dioxide?
a)
1%
b)
21%
c)
78%
d)
90%
21.
Which of the following is NOT true about air?
a)
Air can be compressed (pushed into a smaller space).
b)
Air has mass.
c)
Air takes up space.
d)
All of the above are true.
22.
Which of these statements about the atmosphere is correct? (Choose the one best answer.)
a)
The amount of each gas in the atmosphere is fixed and cannot change.
b)
The amounts of greenhouse gases in the atmosphere can change.
c)
Most gases in the atmosphere are greenhouse gases.
d)
Most gases in the atmosphere are required for animal life.
23.
Which of the following are true about air pressure?
a)
Increased pressure results in increased volume.
b)
Increased pressure results in increased temperature.
c)
Increased pressure results in decreased density.
d)
Increased pressure results in increased number of particles.
24.
Wind moves from areas of ________. (Mark the one best answer.)
a)
high pressure to areas of low pressure
b)
low pressure to areas of high pressure
c)
high convection to areas of low convection
d)
low convection to areas of high convection
25.
The climate of a city near the equater is warmer than the climate of a city near the South Pole because _______. (Mark the one best answer.)
a)
the equator is the thickest part of Earth
b)
there is a higher solar angle at the equator
c)
there is a lower solar angle at the equator
d)
the equator is closer to the Sun
26.
A sea breeze blows when _______. (Mark the one best answer.)
a)
air pressure over the sea is greater than air pressure over the land
b)
air pressure over the land is greater than air pressure over the sea
c)
air pressure is high over both land and sea
d)
air pressure is low over both land and sea
27.
A student wanted to use a lamp to heat the same amounts of soil an water to 22 degrees C. If both start at 19 degrees C, which statement is true?
a)
The soil and water will heat at the same rate.
b)
The water will heat faster.
c)
The soil will heat faster.
d)
The materials won't heat up without direct sunlight.
28.
Sometimes weather forecasters talk about cold fronts and warm fronts to describe how the weather is changing. A front is ______.
a)
the beginning of a storm that brings strong winds and heavy rain
b)
a boundary between air masses with different moisture content and temperatures
c)
an imaginary line that shows the location of different convection cells
d)
the location in which two clouds collide, causing lightning
29.
The Coriolis effect causes prevailing winds in the continental United States to blow toward the _____.
a)
east
b)
west
c)
equator
d)
North Pole
30.
Factors that might affect a location's climate are ...
a)
distance from large bodies of water
b)
latitude
c)
elevation
d)
All of the above are true
31.
Differential heating of Earth by the Sun causes _____.
a)
clouds
b)
precipitation
c)
humidity
d)
wind
32.
Which statement below is true?
a)
Particles in a gas are in constant motion, but particles in liquids and solids are not.
b)
Particles in gases and liquids are in constant motion, but particles in solides are not.
c)
All particles are in constant motion.
d)
Particles are only in motion if they are above 0 degrees C.
33.
How do clouds form?
a)
Moist air rises and gets warmer, pressure increases, and water condenses on condensation nuclei.
b)
Moist air rises and gets warmer, pressure decreases, and water condenses on condensation nuclei.
c)
Moist air rises and gets cooler, pressure increases, and water condenses on condensation nuclei.
d)
Moist air rises and gets cooler, pressure decreases, and water condenses on condensation nuclei.
34.
What causes ocean currents to form?
a)
Density differences, the Coriolis effect, and wind
b)
Density differences and temperature differences
c)
Temperature differences and the Coriolis effect
d)
Temperature differences, the Coriolis effect, and wind
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