When food is being mechanically digested, it is being
(1) changed into another substance
(2) made smaller in size
(3) converted into energy
(4) excreted from the body

Respuesta :

Answer:

(2) made smaller in size

Explanation:

Mechanical digestion involves physically breaking the food into smaller pieces.

Answer:

2

Explanation:

2 because it makes sense and we chew food to make it smaller to digest it easily