Science Water On Earth

Front 1

List Four things aout fresh water on Earth

Back 1

1 About hree quarters of Earths fresh water is in ice masses near the poles

2 Most fresh water in the atmoshpere is in the form of water vapor

3 Less than 1 percent of all the water on Earth is fresh water that humans can use

4 Some of Earths frsh water is deep underground

Front 2

Tributary

Back 2

A smaller stream or river that feeds into a main river

Front 3

river system

Back 3

A river and all its tributaries together

Front 4

watershed

Back 4

The land area that supplies water to a river system

Front 5

divide

Back 5

The ridge that separates one watershed from another

Front 6

Reservoir

Back 6

A lake that stores water for human use

Front 7

Marsh

Back 7

It has cattails, rushes, and other tall grasslike plants

Front 8

Swamp

Back 8

It has trees and shrubs growing int the water

Front 9

Bog

Back 9

It has acidic water and mosses

Front 10

Salt marsh

Back 10

It has tall, strong grasses and a rich, muddy bottom

Front 11

Mangrove forest

Back 11

It has short tress with a thick tangle of roots

Front 12

How has development affected the water in the Everglades?

Back 12

THere has been a realease of exotic species into the Everglades, killing animals. Framing, pollutated water, and households nearby also affect the Everglades waters

Front 13

List three natural functions of wetlands

Back 13

Helping control floods

Filtering waters

Trapping silt and mud

Front 14

Precipitaion that soaks into then ground trickles downward due to _______

Back 14

Gravity

Front 15

pore

Back 15

Space between rock and soil particles

Front 16

permeable

Back 16

Allows water to pass through

Front 17

impermeable

Back 17

Does not let water pass through

Front 18

saturated zone

Back 18

Area that is totally filled with water

Front 19

Water table

Back 19

Top of straurated zone

Front 20

Unsaturated zone

Back 20

Layer above the water table

Front 21

Springs

Back 21

Places where groundwater bubbles or flows out of cracks in the rock

Front 22

Aquifier

Back 22

Any groundwater layer of rock or sediment that hold water

Front 23

True or false

The depth of water table is always the same, even over a large area of land

Back 23

false

Front 24

Artesian well

Back 24

A well in which water rises because of pressure withen and aquifer

Front 25

Geyser

Back 25

A type of hot spring from which the water bursts periodically into the air

Front 26

List three ways you can conserve

Back 26

Taking shorter showers

Tur off faucet while brushing your teeth

only run the dishwasher when full

Front 27

Drought

Back 27

The condition of scarce rainfall for a few years

Front 28

True or False

In the United staes, the biggest use of water in agriculture

Back 28

true

Front 29

point source

Back 29

A specific source of pollution that can be identified/ such as factories

Front 30

non-point source

Back 30

A widly spread source of pollution that cant be tied to a specific point of origin - water/lake/litter

Front 31

List the drinking water treatment

Back 31

First Filteration

Coagulation

Settling basin

second Filteration

Chlorination

Aeration

Additional Treatment

Front 32

True or false

The pH of water is a measurement of how acidic or basic the water is

Back 32

true

Front 33

True or false

The higher the pH, the more acidic the water

Back 33

false

Front 34

How can acidic water cause problems

Back 34

It will disolve metals in pipes and the metals get into the water

Front 35

Filteration

Back 35

Water is passed through screens to remove objects

Front 36

Coagulation

Back 36

Water is treated to create flocs

Front 37

Chlorination

Back 37

water in treated to kill microorganisms

Front 38

Wave

Back 38

The movement of energy through a body of water

Front 39

How do most waves form

Back 39

The wind blows across the water surface and transmit the energy through the water

Front 40

What four things make up the size of the wave

Back 40

The strength of the wind

How long the wind blows

How far the wind blows

Front 41

What happens to water particles near the surface when a wave passes by

Back 41

The water particles move in circles

Front 42

What happens to water particels in deep water when a wave passes by

Back 42

The water particels move in large circles

Front 43

Wavelength

Back 43

Horizontal distance between crests

Front 44

Frequency

Back 44

Number of waves that pass a point in a certain amount of time

Front 45

Wave height

Back 45

Vertical distance from crest to trough

Front 46

True or false

The energy of a wave depends mainly on its wavelength

Back 46

False

Front 47

As a wave approaches shore, what happens to wave height and wave length

Back 47

Wave height incases, wave length decreases

Front 48

How is surf formed

Back 48

When a wave reaches a certain height the crest of the wave topples

Front 49

Longshore drift

Back 49

Movement of sand along a beach

Front 50

Sandbar

Back 50

Underwater ridge of sand

Front 51

rip current

Back 51

Rapid rush of water out to sea

Front 52

Tides

Back 52

The daily rise and fall of Earth's water on its coastlines

Front 53

What is the difference between hight tide nad low tide

Back 53

High tides are when the water comes ontothe shore. A low tide is when the water moves back out toward the sea

Front 54

When the moon is closer to A ( and D is to its left and B to its right and C is behind it) what happens if a tidal bugle is at A

Back 54

C will also have a tidal buldge

Front 55

Spring tide

(list postion of sun and moon)

( list differnce between high and low tides)

Back 55

THe sun and moon are in a straight line and the differnece is greatest

Front 56

Neap tide

(list postion of sun and moon)

( list differnce between high and low tides)

Back 56

Sun and moon at right angles and the difference is the lest

Front 57

List three things that are true about spring tides

Back 57

THey occur twice a month

They occur during a new moon

They occur during a full moon

Front 58

Go over diagrams in workbook

Back 58

" He He He"