Oceans, Lakes and Rivers 2-ESS2-3

Grade 2 - NGSS - CA

A glacier that covers much of a continent

Continental glacier

A glacier that covers much of a continent. Continental glacier. A continental glacier is a thick ice sheet that spreads out over large areas of land.

An area where fresh river water mixes with salty ocean water

Estuary

An area where fresh river water mixes with salty ocean water. Estuary. An estuary is where a river meets the sea, mixing fresh and saltwater.

A large mass of slow moving ice and snow

Glacier

A large mass of slow moving ice and snow. Glacier. A glacier is like a big, slow river made of ice that moves over land.

The constant movement of water through Earth and its atmosphere, by evaporation, condensation and precipitation

Water cycle

The constant movement of water through Earth and its atmosphere, by evaporation, condensation and precipitation. Water cycle. The water cycle is the journey water takes as it changes from liquid to gas to solid and back again.

An area of land that is periodically underwater

Wetland

An area of land that is periodically underwater. Wetland. A wetland is a place where the land is sometimes covered with water, like a swamp or marsh.