Week 15 Quiz PS - Pendulums and Pullies

What is the unit for the period of a pendulum?

• second

• meter

• m/s/s

• Newton

As a pendulum gets longer, what happens to the period?

• doesn't change

• decreases

• increases

At what point in the swing of a pendulum is the bob moving fastest?

• at the top of the arc

• at the bottom of the arc

Which of these does not affect the period of a pendulum?

• length

• gravity

• mass

Which would have the longest period?

Pendulum A: A 200-g mass attached to a 1.0-m length string

Pendulum B: A 400-g mass attached to a 0.5-m length string

• A

• B

• Same

Which of the following affects the period of a pendulum?

• What planet you're on

• What material is used to make the pendulum

• Which direction the pendulum starts swinging

• The frequency of the mass weight force grams

Which of the following affects the period of a pendulum?

• mass

• length of the string

• tension of the string

• shape of the mass on the string

Where does a pendulum have maximum potential energy?

• at the bottom of its arc

• at the end of its swing

• as it rises up

• as it falls

Where does a pendulum have maximum kinetic energy?

• at the bottom of its arc

• at the end of its swing

• as it rises up

• as it falls

A change in position of an object.

• position

• motion

• speed

• velocity