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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 is an example of a process?

Turning on the switch is a process.

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

The light that the flashlight produces is a process.

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:


Are these b and c?

  • Science -

    Yes the answers are b and c :)

  • Science -

    input: exercising
    process: body temp up, sweating
    output: evaporation, cooling effect
    feedback: skin temp goes down.

  • Science -

    So sweating the process or output?

  • Science -

    For the second question the answer is feedback

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