Question

Choose the best answer.

When you burn wood to make heat, _____ energy transforms into heat energy.

electrical

chemical

light

kinetic
2.
Choose the best answer.

Which direction does heat travel?

cold to hot

hot to cold
3.
Choose the best answer.

Most fuel in the United States is _____.

renewable

fossil fuel

wood
4.
Choose the best answer.

When you use a blow-dryer to dry your hair, you have transformed _____ energy into heat energy.

light

electrical

kinetic

chemical
5.
Choose THREE everyday examples of thermal energy.

baking cupcakes

singing loudly

warm bath

snow

hot soup
6.
Match the descriptions with the words.



something that can harm people, plants, or animals



electricity that flows through wires



electricity that flows when a material gets a buildup of negative charges or a buildup of positive charges
7.
Choose the best answer.

Small amounts of electricity in matter are called electric _____.

statics

bits

charges
8.
Choose the best answer.

Burning coal can put _____ in the air.

pollutants

water

energy

Answers

GPT-4o mini
Here are the best answers for each question:

1. When you burn wood to make heat, **chemical** energy transforms into heat energy.

2. Which direction does heat travel? **hot to cold**

3. Most fuel in the United States is **fossil fuel**.

4. When you use a blow-dryer to dry your hair, you have transformed **electrical** energy into heat energy.

5. Choose THREE everyday examples of thermal energy: **baking cupcakes**, **warm bath**, **hot soup**.

6. Match the descriptions with the words:
- something that can harm people, plants, or animals: **pollutants**
- electricity that flows through wires: **current**
- electricity that flows when a material gets a buildup of negative charges or a buildup of positive charges: **static electricity**

7. Small amounts of electricity in matter are called electric **charges**.

8. Burning coal can put **pollutants** in the air.

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