Food Molecules

Page 37 under the heading "What is Food?

Substances that contain ___, ___ and ___ are considered food.

• sugar

  water

  salt

• fat

  protein

  carbohydrates

• fats

  water

  sun

What are two "jobs" that food must do according to the definition?

look at the dotted section

• provide energy and

  be a protein

• be a carbohydrate and

  be used as a building material

• Provide energy and

  be used as building materials

Tags

NGSS.MS-LS1-7

Some substances like calcium and water can be used as building materials but caonnot give us energy so they are....

• not considered food

• considered food

Page 37 under the heading "Do I Need to Eat Other Things to Survive?"

What are some things we need to survive that are NOT considered food?

• carbohydrates

  fats

  proteins

• vitamins

  minerals

  water

• food

  water

  shelter

37 continued

60% of your body weight is water. Why is water important to your body?

• because you are thirsty

• because it gives energy

• because many chemical reactions occur in it

Tags

NGSS.MS-LS1-3

37 continued

You cannot live past ___ days without water but you can live about ___ month without food.

• one

  three

• three

  one

37 continued

Vitamins help your body ___ but are not considered food because they do not provide ___.

• gain energy

  nutrients

• increase energy

  preven diseases

• prevent diseases and build bones

  energy

top of page 38

Everything your body needs like food, water, vitamins and minerals are called ___.

• food

• vitamins

• mineral

• nutrients

Paragraph under "How Can I tell How Much Chemical Energy Food Molecules Can Release?"

When burning food in class we changed ___ energy to ___ and ___ energy.

• Chemical

  Thermal and Light

• Thermal

  Chemical and Light

• Light

  Thermal and Chemical

Last paragraph page 38

Foods with the most ___ have the most energy.

• Carbohydrates

• Proteins

• Fats