Question

1. thermal energy is also known as ______________ energy
2. sound is the movement of energy through substances such as ____________ or __________ and is caused by ____________
3. what are three examples of sound energy?
4. what is the law of conservation of energy?

Explanation:

1. Thermal energy is related to heat, so it is also called heat energy.
2. Sound travels through solids, liquids, and gases and is caused by vibrations.
3. Examples of sound energy include a person speaking, a bell ringing, and a drum beating.
4. The law of conservation of energy states that energy cannot be created or destroyed, only transformed from one form to another.

Answer:

1. Heat
2. Solids, liquids, vibrations
3. A person speaking, a bell ringing, a drum beating
4. Energy cannot be created or destroyed, only transformed from one form to another.