Surface Water

Most of the Earth's water is in

• salty oceans

• freshwater lakes

• freshwater ponds

• glaciers

Tags

NGSS.MS-ESS2-4

The diagram shows the distribution of water on the Earth. Which source is the most abundant supply of liquid surface water that is not salty?

• groundwater

• oceans

• lakes

• rivers

Tags

NGSS.MS-ESS2-4

Where does runoff end up?

• ponds

• streams

• rivers

• all of the above

Tags

NGSS.MS-ESS2-4

The streams and small rivers that feed into a main river are

• tributaries

• resevoirs

• lakes

• watersheds

One watershed is separated from another by a ridge of land called a 

• tributary

• watershed

• divide

• resevoir

Ponds and lakes form when water collects in __________ and low-lying areas of lands

• glaciers

• hollows

• prairie

• forests

Tags

NGSS.MS-ESS2-4

A lake that stores water for human use. 

• pond

• stream

• reservoir

• sea

Tags

NGSS.MS-ESS2-4

What percent of Earth's water is fresh?

• 3

• 29

• 71

• 97

Tags

NGSS.MS-ESS2-4

Where is most of the freshwater found on Earth?

• lakes

• glaciers

• oceans

• rivers

Tags

NGSS.MS-ESS2-4

What items flow together to make a river system? 

• streams and rivers

• ponds

• lakes

• oceans

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4