All life forms use energy. In this
session, explore the transfer and conversion of the potential energy
in food, and see how that energy is stored. Through animations,
witness photosynthesis, the process by which plant cells capture
the ultimate energy source for all food—sunlight.
Program Questions
Answers
1. Where do we get energy?
All of our energy for life comes from
food.
2. How do we get energy from food?
Digestion breaks food down to nutrient
molecules. Nutrient molecules then move to all the cells in
the body The process of respiration releases all the energy
stored in these molecules.
3. Which foods give us the most energy?
Foods high in fat contain the most energy.
4. Where does food get energy?
The Sun is the original source
of all the energy in our food.
