Earth's Changing Climate Ch. 2 and 3

An object, diagram, or computer program that helps us understand something by making it simpler or easier to see.

• model

• stability

• redirect

• change

When something becomes different over time.

• model

• stability

• redirect

• change

Although there are many fluctuations, since about 1880 there is a trend on Earth towards...

• decreasing temperatures and decreasing ice

• decreasing temperatures and increasing ice

• increasing temperatures and decreasing ice

• increasing temperatures and increasing ice

To send to a new or different place.

• stability

• change

• redirect

• model

When something stays mostly the same over time.

• model

• stability

• change

• redirect

When the amount of carbon dioxide or methane in the atmosphere changes, the amount of energy absorbed by the surface...

• stays the same

• is not affected

• disappears

• also changes

When the amount of carbon dioxide or methane increases, energy absorbed by the surface ______.

• increases

• stays the same

• decreases

• is not affected

When the amount of carbon dioxide or methane decreases, energy absorbed by the surface _____.

• increases

• stays the same

• decreases

• is not affected

Global average temperature increases when...

• energy absorbed by the surface increases

• the sun gets hotter

• energy absorbed by the surface decreases

• no energy is absorbed by the surface

A system can be ______, even as something flows into and out of the system.

• changed

• stable

• slowed down

• broken