Watery Stuff Flashcards Preview

Science > Watery Stuff > Flashcards

Flashcards in Watery Stuff Deck (12):
0

Difference between gwater and swater

Gwater: it is underground like in an aquifer and fills spaces soil rocks

Swater: on the surface of the earth like a lake or pond.

1

2 ways a wshed can change over time .

1. The direction a river flows.
2. Nutrients can be deposited elsewhere.

2

3 ways we impact water sheds

1. Dams
2. Factory smoke/ chemicals/ polluting water
3. Pesticides/ pumping too much to irrigate

3

Runoff:

The water in the stream it flows there

4

Streams:

Water that flows within a channel

5

Watershed:

Area where all runoff goes

6

Headwater:

Where river starts

7

Estuaries:

Coastal area where fresh+salt water mix

8

Lake:

Large body of water

9

2 characteristics of rock that make depth of water table

1. Porosity
2. Permeability

10

3 things that determine gwater flow

1. Wells
2. Rain
3. Spring

11

2 ways people effect gwater

1. Fertilizers, pesticides, sewage, salt
2. Removing too much and making sinkhole