Review

What is the parallel component of gravity on a ramp?

• mg sin(θ)

• mg cos(θ)

• mg tan(θ)

• mg

What is the slope of the following graph: Force vs. acceleration

What is the slope of the following graph: Force vs. Mass

• Acceleration (a)

• Velocity (v)

• Distance (d)

• Time (t)

Name the type of friction: Force needed to start an object's motion

• Static friction

• Sliding friction

• Rolling friction

• Fluid friction

Name the type of friction: Used when objects are at rest

• Static friction

• Sliding friction

• Rolling friction

• Fluid friction

Name the type of friction: Used for an object sliding across a surface

• Kinetic friction

• Static friction

• Rolling friction

• Fluid friction

Name the type of friction: Breaking Problem: skid

A projectile is launched straight up. What is its velocity at max height?

• 0 (zero)

• Equal to its initial velocity

• Equal to the acceleration due to gravity

• Twice its initial velocity

A projectile is launched with a velocity v at an angle θ. What is its velocity at max height?

• v cos θ

• v sin θ

• 0

• v

On a velocity vs. time graph: What is the slope?