Question

The muscles of the stomach crush food that has entered the stomach
cavity. The effect of this on the food is —
A. O both a chemical and a physical change.
B. neither a chemical nor physical change.
C.
a chemical change, only.
D. a physical change, only.

Answer 1

a because the crushing is physical and when it enters the stomach it becomes chemical by the stomach acid

Answer 2

The muscles of the stomach crush food that has entered the stomach cavity is a physical change. The correct option is D. a physical change.

What is digestion?

Digestion is the breakdown of food material in the stomach, which produce energy.

Digestion includes a chemical and physical process. The food is digested by the chemicals present in the stomach.

Thus, the correct option is D. a physical change, only.

Learn more about digestion

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