Chapter 12 Vocabulary Practice

Protective layer in atmosphere that shields earth from UV radiation.

• ozone layer

• air pollution

• smog

• acid deposition

We live in the __________________layer, a level of the atmosphere.

• Troposphere
• Stratosphere
• Mesosphere
• Exosphere

The coldest layer.

• troposphere
• thermosphere
• exosphere
• mesosphere

The hottest layer.

• troposphere
• thermosphere
• exosphere
• mesosphere

What does the earth's atmosphere do?

• help to regulate the temperature on Earth
• Help UV rays to reach the Earth's surface
• Creates meteors in the sky
• Keep ocean waters cold

What is the greenhouse effect?

• The warming of a planet due to trapped radiation.
• The cooling of Earth due to air pollution.
• The heating of a solid, such as a rock.

Where weather and clouds occurs.

• stratosphere
• thermosphere
• troposphere
• mesosphere

Where you will find the ozone layer.

• stratosphere
• thermosphere
• exosphere
• mesosphere

Thin layer of gases surrounding the Earth

• ionosphere

• stratosphere

• atmosphere

• ozone layer

transfer of energy by electromagnetic waves

• radiation

• convection

• reflection

• process