Question

c. brittle deformation

1. definition: rock ____________ when stress exceeds its strength limit
2. types:

a. ____________: break with no movement along crack
b. ____________: break with movement along crack

Explanation:

Brittle deformation in rocks occurs when stress exceeds strength. A fracture with no movement along the crack is a joint, and one with movement is a fault.

Answer:

1. Breaks

a. Joint
b. Fault