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Turning on the switch in a flashlight starts a chemical reaction in the batteries. The chemical energy is turned to light energy and the flashlight lights up. Which part of this system us an example of a process?

a. Turning on the switch is a process.

b. The conversion of chemical energy to light energy is a process.

c. The light that the flashlight produces is a process.

d. Turning the switch off is a process.

You are exercising on a hot day. Your body temperature goes up. You begin to sweat. The sweat cools your body. Sweating is an example of:

input.
process.
output.
feedback.

My answers are b and c.

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