Factories can reduce that amount of pollution they release by sending the polluted air through a _______________.
Scrubber
Oops!
Check
Okay!
Check
lifesaver
Give 20 points!
Oops!
magnet
Take 25 points!
Okay!
shark
Other team loses 20 points!
Okay!
thief
Give points!
5
10
15
20
25
5
What are some nonrenewable sources of energy?
Oil, coal, and natural gas
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Okay!
Check
5
What are some ways people in the past changed their environments?
Native Americans burned the land to clear it for the crops and animals; Early settlers cut down forests for planting
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Check
5
What can farmers do if they don’t live near a water source?
Irrigate crops with water that is brought through pipes from lakes, streams, and rivers. Farmers may also use an aquifer to get water.
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Okay!
Check
5
What are some ways people might need to adapt THEMSELVES to their environment?
Wearing different clothes, use more or less heat or a/c in your home, go to different outdoor places for fun
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Check
Okay!
Check
heart
Other team wins 5 points!
Oops!
shark
Other team loses 20 points!
Okay!
gift
Win 10 points!
Okay!
lifesaver
Give 10 points!
Oops!
eraser
Reset score!
Oops!
magnet
Take 20 points!
Okay!
gift
Win 10 points!
Okay!
baam
Lose 10 points!
Oops!
5
How has technology made changing our environments different?
Technology has made changing our environment much faster and more efficient
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Check
Okay!
Check
5
What are two ways people use technologies?
To change the land and to conserve resources
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Okay!
Check
5
What are some renewable sources of energy?
Wind, sunlight, ocean waves/water
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5
What is the difference between renewable and nonrenewable sources of energy?
Renewable sources of energy are resources that can be used over and over. Nonrenewable sources of energy are limited in supply and may run out in the future.
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5
Why might people clear the land of trees?
Farming, build homes, build shopping centers
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5
The use of tools and scientific knowledge to do work.
Technology
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Okay!
Check
5
How did people solve the problem of using more water from the Ogallala Aquifer than was being replaced?
They used large machines to dig and connect tunnels so water wouldn’t evaporate. They improved irrigation systems to waste less water.