Parts
Pollution
Vocab
True or False
Just for FUN
100

Streams that form the beginning of a river.

What are headwaters?

100

Factories and farming are examples of this.

What are sources of river pollution?

100

Process where fragments of soil and rock are broken off and carried away.

What is erosion?

100

The Great Salt Lake actually has very low salt levels.

False. Its salt levels are very high. This makes the water denser and people more buoyant.

200

Area around the mouth of the river.

What is delta?

200

Flooding and harming the food chain are examples of this.

What are effects of river pollution?

200

When fragments are dropped off in a new location.

What is deposition?

200

The Mississippi River Watershed is the largest watershed in the United States.

True

300

Flat land next to a river that goes underwater when the river floods.

What are floodplains?

300

Spread of disease is an example of this.

What are the effects of river pollution?

300

The area where fresh water from the river meets salt water from the sea.

What is an estuary?

300

There are less plants and nutrients in headwaters areas.

True

400

Between headwaters and floodplain.

What is downriver?

400

True or False: Homes can be a source of river pollution?

True.

400

A flowing water habitat.

What is a river?

400

Floodplains never change. They always have the same amount of water.

False. Floodplains change depending on how full the river is.

500

The area draining into a river.

What is a watershed?