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What is an environmental group that works to create awareness of pollution?
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Which best explains how a heat pump can heat a room? cold air from the house is moved through pipes, where it absorbs thermal energy. warm air from outside is pushed into the house to replace the cold air. combustion warms the air when chemical energy is transferred to thermal energy. fuel is used to move a piston, which pushes warm air into the house.
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Which of the following is not a food produced in rainforests? a) coffee b) cocoa c) avocados d) wheat
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Plants consume most of their carbon from a. the soil b. the water c. the roots d. the air
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Biology, 22.06.2019 06:30
Human genes only differ by less than percent. a. 1 b. 6 c. 11 d. 16
Answers: 3
What is an environmental group that works to create awareness of pollution?...
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