If I Eating a sandwich is physical or chemical?

Eating a sandwich involves both physical and chemical processes.

Physical processes:

- Biting and chewing the sandwich are physical processes.

- Saliva helps break down the starches in the bread.

- The stomach churns the food, further breaking it down.

- The intestines absorb the nutrients from the food.

Chemical processes:

- The enzymes in saliva and stomach acid break down the proteins and fats in the sandwich.

- The chemicals in the intestines break down the carbohydrates in the sandwich.

- The body uses the nutrients from the sandwich for energy and other bodily functions.