A snowboarder starts from rest at the top of a double black diamond hill. As he rides down the slope, […]

# position

You are arguing over a cell phone while trailing an unmarked police car by 25 m; both your car and […]

## You are arguing over a cell phone while trailing

In the figure, a red car and a green car, identical except for the color, move toward each other in […]

## A red car and a green car, identical except

An electron has a constant acceleration of . At a certain instant its velocity is 9.6 m/s. What is its […]

## An electron has a constant acceleration of

A muon (an elementary particle) enters a region with a speed of and then is slowed at the rate of […]

## A muon (an elementary particle) enters a region

(a) If the position of a particle is given by , where is in meters and is in seconds, when, […]