Question

State whether the following statements are true (T) or false (F).
1. Heating causes expansion in a substance.
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Answer 1

Answer:

TRUE

Explanation:

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

Answer 2

Answer:

yes it is true because heating causes expansion and cooling causes contraction