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Answer Key
Grade 3 Science: Human Impacts & Stewardship
1.
caring for the environment responsibly
2.
a result of human actions on nature
3.
use carefully / not waste
4.
help something return to a healthier state
5.
reduce trash / recycle / plant / save water
6.
Yes
7.
less pollution / save resources
8.
Yes
9.
responsible care for the environment
10.
planting vs littering (examples)
11.
turn off unused lights
12.
help nature get healthier again
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