The process that occurs when physical forces break rock into smaller pieces without changing the rock's chemical composition is called
a. mechanical weathering
b. differential weathering
c. erosional weathering
d. chemical weathering

A) Mechanical Weathering

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Explanation:

Mechanical weathering breaks rocks into smaller pieces without changing their composition. Ice wedging and abrasion are two important processes of mechanical weathering. Chemical weathering breaks down rocks by forming new minerals that are stable at the Earth's surface

why is cellular respiration important for homeostasis?

it changes food into energy that the organism can use.

which of the following is most likely to happen if a cell is not able to divide?

the cell will not be replaced when it is damaged.

explanation:

the atomic mass is the bottom number on the element.

-steel jelly