Front

Short term changes in air for a place and time.

Back

weather

Front

Region's avg weather over a long time?

Back

Climate

Front

Winds blowing in the same direction over large areas of Earth.

Back

prevailing winds

Front

Places where two air masses of different temperatures or moisture meet

Back

front

Front

Large streams of surface seawater that move heat around Earth.

Back

ocean currents

Front

Surroundings suited to plants and animals?

Back

environment, environments

Front

Groups of plants and animals that depend on each other for survival and their environment.

Back

ecosystems

Front

When a type of plant or animal dies out, it goes ________.

Back

extinct

Front

Materials in nature that people use and value?

Back

natural resources

Front

Resources Earth replaces naturally:

Back

Renewable resources