Physical and Chemical Digestion

Chewing food into smaller pieces.

• Physical

• Chemical

Saliva breaking down carbohydrates.

• Physical

• Chemical

Tags

NGSS.MS-PS1-5

Enzymes break down food nutrients.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Water being absorbed in the large intestines.

• Physical

• Chemical

Food is mixed together.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

Your stomach mixes acid and enzymes with the food to break down protein in the pizza.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Your esophagus is a tube that moves the food from your mouth to your stomach.

• Physical

• Chemical

Peristalsis: a series of wave-like muscle contractions that moves food to different processing stations in the digestive tract.

• Physical

• Chemical

Acid secretion.

• Physical

• Chemical

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Enzyme action.

• Physical

• Chemical

Tags

NGSS.MS-LS1-7