ES05B Pre Quiz - Fresh Water

Where is the bulk of liquid fresh water stored?
1. bottles in stores
2. frozen in icebergs and glaciers
3. on mountaintops
4. underground
Fresh water is ________ percent of Earth’s total water.
1. 37
2. 70
3. 3
4. 73
Most of Earth’s fresh water is ________ and not available for use.
1. frozen
2. liquid
3. held in rocks
4. in the atmosphere
Of all the water on the planet, what percent of the water is fresh water and not salt water?
1. 79
2. 3
3. 93
4. 97
________ percent of the Earth’s water is salt water in the oceans.
1. 79
2. 93
3. 3
4. 97
Why do we need to protect our fresh water supply?
1. We can always get more
2. It will make us sick to drink polluted water.
3. We do not need to protect it.
4. It is a small part of the water on the planet
What is fresh water?
1. drinkable water
2. sewage
3. salt water
4. waste water
Where is most of the fresh water found?
1. frozen
2. oceans
3. ponds
4. in the ocean
We use fresh water most in the following ways: recreation, drinking and ________ .
1. mines
2. farming
3. factories
4. highways
A ________ is a body of water that if large enough is called a river.
1. cloud
2. trickle
3. stream
4. raindrop
A stream or river begins at the ________ . It may have many separate ones.
1. source
2. bank
3. erosion
4. mouth
What is the river’s load.
1. material that is moved downstream
2. the amount of salt water in it.
3. 34 pounds
4. what is not carried downstream
How do rivers grow in size?
1. esturary
2. condensation
3. mouth
4. tributaries
A stream or river ends in a(n) ________ or an ocean.
1. tributary
2. lake
3. source
4. bank
Smaller streams that feed into other streams are ________ , they contribute.
1. tributary
2. field stream
3. mouth
4. esturary
Why are watersheds so important?
1. slow run off
2. hold soil
3. All the answers combined
4. protect water
Land that drains into a river is a ________ , and a ________ happens when there is too much water there.
1. watershead - river
2. watershead - flood
3. flood - stream
4. stream - flood
Why are estuaries so important?
1. industry is found there
2. water is cleaned
3. fish lay eggs there
4. pollution is removed there
A(n) ________ is an area of a river where salt water and fresh water mix.
1. stream
2. esturary
3. ocean
4. rivulet

ES05B Pre Quiz - Fresh Water

This will help you know where you are strong.