NGSS
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.
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.
Glacier explained in an easy to understand way.
Water cycle explained in an easy to understand way.
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.