Question

If you eat a piece of pizza, you will get energy. Where did that energy originally come from?

The answer is one word.

Answer 1

The energy in food originally comes from the process of photosynthesis. Glucose, a type of sugar, is a source of energy that is stored in plants and is then transferred to animals when they consume plants or other animals.

Step-by-step explanation:

The energy in food originally comes from the process of photosynthesis. Photosynthesis is a biological process carried out by plants, algae, and some bacteria, in which they convert sunlight, water, and carbon dioxide into glucose and oxygen. Glucose, a type of sugar, is a source of energy that is stored in plants and is then transferred to animals when they consume plants or other animals.

Answer 2

Sun

Step-by-step explanation:

All energy comes from the sun.