EARTH'S ATMOSPHERE QUIZ 2

Nitrogen and carbon are important to life because _____. they're needed to breathe they are needed for cellular growth they produce water they have strong bonds

they are needed for cellular growth

Air tends to flow faster over__________________formations.

Taller formations

Why does air have weight? Because everything has weight The force of gravity acts on the air molecules' mass The pressure of the air molecules colliding with each other gives them weight Air fills its entire volume, producing weight

The pressure of the air molecules colliding with each other gives them weight

Select all of the answers that apply. Global air circulation cells move air _____. from low pressure to high pressure clockwise in the Northern hemisphere and counterclockwise in the Southern hemisphere from the equator to the poles in different directions at different latitudes randomly

clockwise in the Northern hemisphere and counterclockwise in the Southern hemisphere from the equator to the poles in different directions at different latitudes

High air pressure means that the air is________________and ___________________.

colder heavier

There is a balance of heat coming into and going out of Earth. This is known as the _____. earth's energy budget earth's heat absorption earth's albedo earth's economy budget

earth's energy budget

A collision between gas atoms and electrons raises the energy levels of oxygen and nitrogen in the _________. atmosphere stratosphere ionosphere magnetosphere

ionosphere

Select all of the answers that apply. Earth's temperature is maintained at an average of 15°C because of _____. our atmosphere's thickness the stagnant atmosphere the water cycle greenhouse gases

our atmosphere's thickness the water cycle greenhouse gases