Potential Kinetic Energy

Look at the y-axis (the one labeled Kinetic Energy) on the left. What is the unit used to measure energy?

• Newton (N)

• Kilogram (kg)

• Joule (J)

• Meters per second (m/s)

Tags

NGSS.MS-PS3-1

Why is it harder to stop a four-person bobsled than a three-person bobsled?

• the four-person sled has more KE

• the four-person sled has less KE

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Where would this tossed baseball have the greatest amount of kinetic energy? (Hint: where is it moving the fastest?)

• point W

• point X

• point y

• point z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

At which position(s) does the pendulum have the greatest kinetic energy? Hint: where is the ball moving the fastest?

• 3

• 2 and 4

• there is no kinetic energy

• 1 and 5

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

What kind of energy is in a moving skateboard?

• Potential

• Kinetic

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Kinetic energy is...

• energy carried in ultraviolet waves

• energy stored in food

• energy in motion

• energy from splitting an atom

Tags

NGSS.MS-PS3-1

A sled starts at rest with 51,450 J of potential energy. After traveling part of the way down the slope, the sled has 32,781 J of potential energy. If there is no friction, what is the kinetic energy of the sled?

• 18,669 J

• 51,450 J

• 84,231 J

• 32,781 J

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

How could you increase the number of snowmen destroyed by the sled sliding down the hill?

• Increase the starting kinetic energy of the sled.

• Increase the mass of the sled.

• all of the above

• Increase the starting height of the sled.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Where would this tossed baseball have the least amount of kinetic energy?

• point W

• point X

• point y

• point z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Where would this tossed baseball have the greatest amount of kinetic energy?

• point W

• point X

• point y

• point z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5