Freshwater

Question 0

Weathering

Answer 0

A process that breaks down or changes rocks on or near the earths surface

Question 1

The water cycle

Answer 1

The continuous movement of water on the earth

Question 2

Erosion

Answer 2

The movement of soil or sediment from one location to another, by forces like wind, water, or gravity.

Question 3

Channel

Answer 3

A sloping pathway which water flows.

Question 4

River

Answer 4

Wider, deeper and longer streams

Question 5

Gradient

Answer 5

The measure of the change of elevation over a certain distance.

Question 6

Load

Answer 6

The materials carried by a stream of water.

Question 7

Meander

Answer 7

Bends and curves in a river.

Question 8

Causes of a meander

Answer 8

Flowing water erodes soil from one river bank to another

Question 9

Oxbow lake

Answer 9

C shaped section walled off from the rest of the river.

Question 10

Deltas

Answer 10

Triangular shaped deposits made up of clay or silt particles.

Question 11

Causes of deltas

Answer 11

When a river meets a large body of water.

Question 12

Floodplane

Answer 12

Broad, flat, wide areas on either side of a river or stream

Question 13

A levee

Answer 13

A high ride, usually made of soil and natural materials built along a riverbank.
-purpose is from keeping a river from overflowing.

Question 14

Reservoirs

Answer 14

A natural or human made lake used to store water

Question 15

Eutrophication

Answer 15

When a lake becomes overly rich in nutrients that are washed in from the surrounding watershed.
-leads to increase of algae.

Question 16

irrigation

Answer 16

The application of water by humans to land to assist in the production of crops.

Question 17

Wetlands

Answer 17

An area that is covered with water for a large part of the years.

Question 18

Swamp

Answer 18

*type of wetland

Supports trees, shrubs or other woody plants.

Question 19

Marsh

Answer 19

*type of wetland

Has more water than a swamp, few or no trees.

Question 20

Bog

Answer 20

*type of wetland

An area of soaked spongy soil that may not be covered in water.

Question 21

Groundwater

Answer 21

Water that is absorbed into the ground.

Question 22

Aquifer

Answer 22

Ground water collected underground

Question 23

Permeability

Answer 23

The ability of a material to let water pass through.

Question 24

Well

Answer 24

A deep hole dug to reach the water table

Question 25

Recharge

Answer 25

When precipitation and/or runoff refills a well

Question 26

Spring

Answer 26

An opening in a ground through which groundwater flows onto earths surface

Question 27

Geyser

Answer 27

A hot spring that shoots steam and water into the air

Question 28

Sinkhole

Answer 28

Caves that have collapsed leaving a round depression on the earths surface

Question 29

Porosity

Answer 29

The percentage of pore space in a material.

Question 30

Zone of saturation

Answer 30

Underground pore spaces

Question 31

Water spaces

Answer 31

The upper boundary of the zone of saturation

Question 32

Cave

Answer 32

A large naturally hollowed out space in or above the ground.

Question 35

Divide

Answer 35

A high land area that separates two watersheds

Question 36

Watersheds

Answer 36

an area or ridge of land that separates waters flowing to different rivers

Question 39

Tributary

Answer 39

A river or stream flowing into a larger river or lake

Question 64

How lakes form

Answer 64

Some are bigger regions of rivers or are a separated part from a river.