The Atmosphere

The Atmosphere

By Roberto Gonzalez

Multiple Choice

What two gasses make up around 99% of the atmosphere?

• Carbon dioxide and water vapor

• Oxygen and carbon dioxide

• Nitrogen and oxygen

• Oxygen and water vapor

Multiple Choice

Nitrogen makes up ____% of gas in our atmosphere.

• 1%

• 28%

• 50%

• 78%

Multiple Choice

True or false:
Pressure depends on depth

• true
• false

Multiple Choice

In what direction(s) does air exert pressure?

• everywhere
• no where
• there is no pressure
• downward

Multiple Choice

A device that is used to measure atmospheric pressure is a ___________.

• barometer
• thermometer
• kilometer
• micrometer

Multiple Choice

Isobars are imaginary lines drawn on a map joining places having same or equal mean ______________________ reduced to sea level.

• atmospheric pressure

• temperature

• rainfall

Multiple Choice

What is altitude?

• how much something weighs
• the distance above sea level
• how big something is
• how far away something is

Multiple Choice

Air pressure is greater _______.

• at the top of the mountain
• at the bottom of the mountain
• at the center of the mountain

Multiple Choice

Density of air is greater ________.

• at the top of the mountain
• at the bottom of the mountain
• at the center of the mountain

Multiple Choice

As you climb up a mountain what happens to the air pressure?

• decreases
• increases
• stays the same

Multiple Choice

What happens to the amount of oxygen molecules as altitude increases?

• fewer molecules
• more molecules
• same amount of molecules
• nothing happens to the molecules

Multiple Choice

Why is the ozone layer vital to life on Earth?

• Planes fly in the ozone layer

• It is made up of oxygen (O₂)

• It shields the Earth from ultraviolet (UV) rays from the sun

• It causes clouds to be created

​What layer has the least air pressure?

Multiple Choice

which layer of the atmosphere has the most pressure?

• thermosphere

• mesosphere

• stratosphere

• troposphere