Answer:
Energy in an ecosystem comes from the Sun.
Explanation:
It is a major source of energy for organisms, plants and the whole ecosystem basically.
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Sedimentary rocks are formed due to layers so the answer is A.
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Answer:
D
Explanation:
As bioindicators are the organism that indicate or monitor the health of the environment
7. Atomic mass
8. Atomic number
9. Chemical symbol
10. Right
Answer:Phase changes require either the addition of heat energy (melting, evaporation, and sublimation) or subtraction of heat energy (condensation and freezing). ... Changing the amount of heat energy usually causes a temperature change.
Explanation:
