Font size
WorksheetsWater (Global uses)
Total questions: 15
Worksheet time: 8mins
How many gallons (in the millions) are used per day in the USA?
100 million
300 million
700 million
400 million
Water must be treated to become _____ (safe to drink)
Pathogen
Potable
Clarified
Bonifide
Select the 3 main global uses of water
Residential
Municipal
Industrial
Agricultural
Which is NOT a residential use of water?
Cooking and drinking
Watering crops
Showers and toilets
Washing cars
How much of Earth's water is fresh water?
97%
3%
17%
4%
What will most likely occur if the human population continues to grow at current rates?
There will be fewer natural resources available for future generations
There will be an increase in nitrogen levels in the atmosphere
There will be a decrease in water pollution
There will be an increase in the number of strong hurricanes
Which of of the following is a source of fresh water?
Sea
River
Ocean
All the above
A scientist studies a sample of swamp water. She finds that there are many dead plants and fish in the water. What could have caused this?
Oxygen
Litter
Mud
Pebbles and sand
What is the main cause of water pollution?
Invasive species
Animals
Plants and insects
Human impact
It is okay to flush some trash down the toilet like cotton balls and tissue
True
False
Keeping the water running when you brush your teeth wastes a lot of water
True
False
About 75% of Earth's surface is covered in water. So why is water considered a limited resource?
The greenhouse effect is causing most of Earth's freshwater to be trapped in the atmosphere
Only a small fraction of Earth's water is freshwater
Each year, more freshwater is being trapped in icecaps
Global warming caused by greenhouse gases will likely cause the oceans to evaporate
What percentage of Earth's water is salt water?
3%
25%
97%
70%
How can we help prevent water pollution? (Select all right answers)
Use less detergents
Do not pour grease down the drain
Allow farm waste to wash off into lakes
Use less fertilizers on crops
What is an example of nonpoint source pollution?
Runoff from a nearby farm
An abandoned drain leaking int oa river
Dumping trash into the toilet
Sewage water in downtown Dallas
