_____ Describes the Surface of a Basalt Flow with a Smooth

question 49

Multiple Choice

_____ describes the surface of a basalt flow with a smooth ropy surface.

• A) Pahoehoe
• B) Aa
• C) Haleakela
• D) Poy
• E) Pele's hair

Describe the evolution and current configurations of hydraulic drum brakes.

Recognize the function and significance of the wheel cylinder in drum brakes.

Explain the role of the drum in the braking system.

Understand how the backing plate functions within a drum brake assembly.