Question

How can chemical energy be converted into mechanical energy?

A. turning on a flashlight

B. sharpening a pencil with an electric pencil sharpener

C. heating up bread in a toaster

D. eating breakfast and then going for a run

Answer 1

Answer: D. Eating breakfast and then going for a run.

Step-by-step explanation:

Eating breakfast is a chemical change and running is a mechanical change.

Answer 2

answer:

eating breakfast and then going for a run