Question

Effects of heat on matter

Answer 1

Explanation:

When heat is added to a substance, the molecules and atoms vibrate faster. As atoms vibrate faster, the space between atoms increases. The motion and spacing of the particles determine the state of matter of the substance.

Answer 2

Answer:

When a substance is heated, it can cause:

1. Interconversion of states of matter.

2. Thermal expansion of the substance.

3. Chemical change.