Formative quiz: Potential and Kinetic Energy

Which physical quantity tells us how fast something is moving?

• Acceleration

• Distance

• Speed

• Time

What are the two things needed to calculate the speed of an object in motion?

• Time and Acceleration

• Distance and Time

• Speed and Distance

• Weight and Volume

If two cars cover the same distance but one does it in 30 seconds and the other in 40 seconds, which one is moving faster?

• The car that took 30 seconds

• The car that took 40 seconds

• Both cars are moving at the same speed

• Can't be determined

What THREE answers below is used as the unit of speed?

• Kilometers per hour (Km/h)

• Meters per second (m/s)

• Liters per hour (L/s)

• Centimeters per second (cm/s)

How is speed calculated for an object in motion?

• Distance divided by acceleration

• Time divided by distance

• Distance multiplied by time

• Distance divided by time

What is energy according to the video?

• The ability to make things disappear

• The power that makes things happen

• The power that stops things from moving

• The ability to freeze objects

The diagram shows a cyclist riding along a hilly road. 

At which position does the cyclist have the least gravitational (potential) energy?

• Cyclist A

• Cyclist B

• Cyclist C

• Cyclist D

1. Which of the following best describes potential energy?

• Energy of motion

• Energy of position or stored energy

• Energy of sound

• Energy of light

When a roller coaster car is at the top of a hill, it has mostly _____________.

• kinetic energy

• no energy

• potential energy

• both potential and kinetic energy are equal

1. A stretched rubber band is an example of ______________.

• Kinetic energy

• Potential energy

• Both kinetic and potential energy

• Neither kinetic nor potential energy