Environment Study Guide

A ______ has a current that is a lot like a river but is usually smaller.

• ocean

• stream

• pond

• river

A ______ is water resource that is useful or could be useful.

• ocean

• water source

• pond

• river

A ______ is made up of salt water and covers about 3/4 of Earth's surface.

• ocean

• stream

• pond

• river

A ______ is larger than a pond and is a great place to fish and swim.

• lake

• stream

• pond

• river

A ______ is smaller than a lake and is surrounded by land on all sides.

• lake

• stream

• pond

• river

A ______ is larger than a stream and empties into a larger body of water.

• lake

• stream

• pond

• river

A rounded area of land. It is lower than a mountain.

• hill

• canyon

• plain

• valley

• mountain

A deep narrow valley with steep sides. It often has a stream or river flowing through it.

• hill

• canyon

• plain

• valley

• mountain

A large flat area of land without trees.

• hill

• canyon

• plain

• valley

• mountain

Low land between two mountains or hills.

• hill

• canyon

• plain

• valley

• mountain