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

The process that occurs when physical forces break rock into smaller pieces without changing the rock’s chemical composition is called Physical weathering

Explanation:

Physical weathering is the breaking down of rocks into smaller bits with the use of physical agents

cytokinesis is the splitting of a cell membrane to form 2 identical daughter cells. it's similar to mitosis as both cells have identical copies of dna and cytokinesis is a step in the mitotic cycle.