A Comparing the composition of the crust to other bodies on the solar system
The answer to number two is true
Answer:
Explanation:
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Answer:A grassland very similar to the original
Explanation:
They can exchange both matter and energy, exchange energy but not matter, Isolated systems can exchange neither energy nor matter.
In a closed system only energy can be exchanged; matter stays inside.
In a open system matter and energy can be exchanged