If the mass of a material is 44 grams and the volume of the material is 7 cm^3 what would the density of the material be
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Ответ:
Ответ:
A.
Explanation:
It says it stops moving, so the mechanical energy is decreasing.
But why would you add energy? That makes the system open, so it can't be B for sure!
It can't be C; how does measuring the energy help store it?
D is just plain absurd; you can't turn matter into energy unless it's nuclear fusion!
Have a great day!