Lesson 18: Energy

and

the Human Body


In this lesson, you will compare animal cells to plant cells and see how the human body converts food into energy.
 

 
 

 

 

In this lesson, you will:

  • learn about the cellular structure of humans and animals
  • learn how humans get energy from food
  • learn about energy input and output



Key terms for this lesson:

  • body systems
  • carbohydrates
  • fats
  • fibre
  • glycogen
  • metabolic needs
  • metabolism
  • minerals
  • nutrients
  • organs
  • proteins
  • starch
  • tissues
  • vitamins