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WorksheetsWater Review
Total questions: 51
Worksheet time: 1hrs 28mins
What part of the water cycle does this picture show?
condensation
precipitation
evaporation
transpiration
Which best explains why runoff is important?
It returns water to other locations on Earth
It increases the chance of flooding
It makes evaporation occur faster
It increases condensation
When water changes from a liquid to a solid it is known as...
melting.
condensation.
freezing.
evaporation.
Is precipitation any form of water that falls back to earth?
Yes
No
When water changes from a liquid to a gas in plants it is called...
condensation.
evaporation.
sublimation.
transpiration.
As a part of the water cycle, water from Earth's surface enters the clouds and finally falls back to the ground in the form of rain. What is the correct sequence of processes water undergoes in this example?
Evaporation, Condensation, Precipitation
Precipitation, Condensation, Evaporation
Condensation, Evaporation, Precipitation
Evaporation, Precipitation, Condensation
What is another name or synonym for the water cycle?
Geologic cycle
Hydrologic cycle
Geosphere
Carbon cycle
aquifer
Where most freshwater is found in _________.
Groundwater
Lakes
Glaciers
Sea water
What percent of water on earth is FRESH WATER?
97%
3%
Sewage is a source of which pollutant?
nitrates
phosphates
algae
Cleaning and industrial waste are sources of which pollutant?
nitrates
phosphates
salinity
_______________ water quality is indicated by a few number of bio-indicator organisms in one place
Poor
Good
Which best describes the characteristics of a river basin?
the land drained by a river and its tributaries
the land formed when rivers create estuaries and marshes
the land at the mouth of a river where water flows into the ocean
the land formed as a result of a river flooding
Only 3% of the water on Earth is freshwater. About 60% of that water is not available for man's use. Why is this?
It is frozen
It is polluted
It is too salty
It is in aquifers
Use the chart to answer question 4.
About 97% is found as evaporated water and 3% is frozen water.
About 97% is found as fresh water and about 3% is salt water.
About 97% is found as frozen water and 3% is liquid water.
About 97% is found as salt water and about 3% is fresh water.
About 97% is found as evaporated water and 3% is frozen water.
Approximately what percent of the Earth’s water is salt water?
97%
71%
1%
3%
Where is most of the world’s water found? Use the justifications to make your choice.
Rivers and lakes: The exact depth of the rivers and lakes changes so it is difficult to determine volume.
Aquifers: underground water, ground deposits: All of the sources of underground water have not been found.
Oceans: The oceans contain more water by volume than any other source
Polar ice: The amount of ice below the surface is difficult to determine.
Which statement about Earth’s water is TRUE?
The total amount of water on Earth constantly changes.
The total amount of water on Earth stays the same.
People can live without water.
Plants and animals can live without water.
What is groundwater?
water that fills space between rocks of Earth
water found within a lake or pond
water that is evaporated from the surface of Earth
water that is found in the ocean
What percent of Earth's freshwater is available for humans to use?
3
less than 1
97
10
Over 70 percent of the Earth's surface is covered in water. So why is water considered such a precious resource?
The greenhouse effect is causing most of the world's freshwater to be trapped in the atmosphere
Only a small fraction of the Earth's water is freshwater available for drinking and irrigation
Each year, more freshwater is being trapped in icecaps located at the North and South Poles
Global warming caused by greenhouse gas emissions will likely cause Earth's oceans to evaporate
We cannot drink water from oceans/seas because it is too _______________
scarce
salty
cold
plentiful
All areas of our planet have equal access to fresh water.
True
False
What is water scarcity?
when the water gets too scared to come down from the clouds
when water is really easy to find
when water is abundant in an area so people have enough clean water to drink
when water is limited in an area so people do not have enough clean water to drink
Which accurately compares river basins and watersheds?
A river basin consists of many watersheds that all drain into it.
A watershed consists of many river basins that all drain into it.
River basin and watershed are terms that have the same meaning.
Some areas are drained by river basins and others are drained by watersheds.
What is virtual water?
Water used to produce food, make energy and manufacture products
Water used to make electronic devices such as cell phones and laptops
Water that is wasted when we make energy to make elecricity
A type of bitcoin linked to the availability and price of water globally
What is a water footprint?
What typically makes up the largest percentage of a person's water footprint?
How can you change your diet to improve your water footprint?
Which of the following does not contribute to a person's water footprint?
What is the primary source of energy that drives the water cycle?
Wind
The Moon
The Sun
Geothermal heat
People of the Southwest rely on the Colorado River for each of these, EXCEPT..
Drinking water
Water for farms
Fantastic pool parties
Turbines/electricity
Why is it so difficult to grow crops in the SW?
The soil is too moist/wet
The land is dry with little to no rain
The southwest is known for farming
The animals eat the plants that grown
