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2 years ago

13

Using the vocabulary words we have learned so far in this unit, describe what happens when something warms up.

2 answers:

Sidana [21]2 years ago

4 0

When heat is added to a substance, the molecules and atoms vibrate faster. As atoms vibrate faster, the space between atoms increase. The motion and spacing of the particles determines the state of matter of the substance. The end result of increased molecular motion is that the object expands and takes up more space.

Lunna [17]2 years ago

4 0

The answer is molecule

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