BJU Earth Science Chapter 18

A region extending thousands of kilometers into space that includes the Van Allen belts is

Since ozone is made of oxygen, it is always beneficial to life.

Which of the following layers would be most effective in protecting the earth from a solarflare

Indirect warming of the atmosphere

Of the solar energy that makes up the solar constant, most of it is

Most plants in the world depend on ____ nitrogen produced by soil and marine bacteria

Nearly every year, a thin spot in the ozone layer develops over

Which atmospheric layer directly affects radio communications on Earth?

The gas called ozone is composed of ___ atoms

The most significant role for nitrogen in the atmosphere

Most solar energy that reaches the earth is

Almost all of the Earth's weather happens in what layer of the atmosphere

What is an example of a greenhouse gas?

In the carbon cycle shown, how does carbon move from the atmosphere into plants?

The kind of air pollution that makes many of our cities appear hazy is called

Humans have a God-given responsibility to take care of the atmosphere.

Rate of solar energy flow that reaches the earth

The steady temperature change associated with altitude change

How many oxygen atoms are in ozone molecules?

fast winds that travel in paths in the stratosphere

the continuum of energetic wave known as light energy

in addition to being a protective layer, the magnetosphere also produces beautiful

The envelope of gases surrounding the Earth

Which of the following gases was not present in the early Earth's atmosphere?

Lightning is a natural agent of nitrogen fixing.

Where do plants get their carbon dioxide as part of the carbon cycle?