Question

which statement best describes the work and energy in these examples?
example 1: running a car requires gas.
example 2: humans require food to live.
the gas and food are examples of energy.
the gas and food are examples of work.
the gas and humans are examples of work.
the food and car are examples of energy.

Explanation:

Gas has chemical energy which is converted to mechanical energy to run the car. Food has chemical energy which is converted to various forms of energy (like mechanical for movement, thermal for body temperature etc.) for humans to live. Work is the transfer of energy. Gas and food are sources of energy.

Answer:

The gas and food are examples of energy.