Our World 6-VOCABULARY UNIT 4

An area of ground that is very wet or covered with water and in which plants, trees, etc. are growing.

A large area of water that is surrounded by land.

To move slowly on the surface of water or in the air.

To become hard, and often turn to ice, as a result of extreme cold; to make something do this.

To pass liquid, light, etc. through a special device, especially to remove something that is not wanted

A slow-moving mass or river of ice, formed from snow on mountains or near the North Pole or South Pole.

Covered with or containing liquid, especially water.

To put something in liquid for a time so that it becomes completely wet; to become completely wet in this way.

Found in or connected with seawater or water containing salt.

A place where a stream or river falls from a high place, for example over a cliff or rock.

The salt water that covers most of the earth’s surface and surrounds its continents and islands.

To make objects, patterns, etc. by cutting away material from a piece of wood or stone, or another hard material.