Question 1

78% of air is Nitrogen, 21% is Oxygen. What is the next most abundant gas?

Accepted Answer

Argon

Answer

methane

Answer

carbon dioxide

Answer

ozone

Question 2

Which of these atmospheric gases is NOT a greenhouse gas?

Accepted Answer

oxygen

Answer

methane

Answer

water vapor

Answer

carbon dioxide

Question 3

Which of these does the atmosphere NOT do to protect us?

Accepted Answer

keeps the gases from drifting into outer space

Answer

blocks harmful rays

Answer

keeps the temperature not too cold

Answer

burns up meteors

Question 4

Since air has MASS, it also has other properties. Which of these properties does it NOT have as a result of mass?

Accepted Answer

area

Answer

density

Answer

pressure

Question 5

An aneroid barometer uses which units?

Accepted Answer

millibars

Answer

KPa

Answer

Pa

Answer

psi

Question 6

Which is the best definition for altitude?

Accepted Answer

The distance relative to sea level.

Answer

How high up you are.

Answer

The height above sea level.

Answer

Lines that measure north and south on a globe.

Question 7

One inch of mercury is equal to how many millibars?

Accepted Answer

33.8

Answer

They are the same.

Answer

20

Answer

5

Question 8

What is the relationship between altitude and density?

Accepted Answer

inversely proportional

Answer

proportional

Answer

equivalent

Answer

there is no relationship

Question 9

What is the relationship between altitude and pressure?

Accepted Answer

inversely proportional

Answer

equivalent

Answer

there is no relationship

Answer

proportional

Question 10

What is the relationship between altitude and pressure?

Accepted Answer

inversely proportional

Answer

there is no relationship

Answer

equivalent

Answer

proportional

Question 11

Which answer explains why it is hard to breathe high on a mountain?

Accepted Answer

there are fewer oxygen molecules

Answer

you are tired from hiking all the way up the mountain

Answer

the percentage of oxygen is less

Answer

there is more carbon dioxide

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