Speed, Kinetic Energy & Potential Energy

What is the formula for calculating speed?

• distance/time

• distance - time

• distance + time

• distance x time

Tags

NGSS.MS-PS3-1

What is the formula for calculating kinetic energy?

• KE = m * v^2

• KE = 1/2 * m * v

• KE = 1/2 * m * v^2

• KE = m * v

Tags

NGSS.MS-PS3-1

When does the train on a rollercoaster have the MOST potential energy?

• At the bottom of a hill

• At the very top

• In the middle of a loop

• When it's moving slowly

Tags

NGSS.MS-PS3-2

Give an example of an object with kinetic energy.

• motionless bicycle

• stationary rock

• moving car

• immobile tree

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

If an object travels a distance of 100 meters in 20 seconds, what is its speed?

• 50 meters per second

• 5 meters per second

• 2 meters per second

• 10 meters per second

Tags

NGSS.MS-PS3-1

If an object has a mass of 2 kg and a velocity of 5 m/s, what is its kinetic energy?

• 10 J

• 25 J

• 15 J

• 20 J

Tags

NGSS.MS-PS3-1

A sprinter with a mass of 70 kg runs at a speed of 9 m/s. Find the kinetic energy of the sprinter.

• 2835 J

• 1260 J

• 630 J

• 5670 J

Tags

NGSS.MS-PS3-1

Name an object that has kinetic energy.

• A parked car

• A tree on a calm summer day

• A chair sitting at the table

• A cat running

Tags

NGSS.MS-PS3-1

A soccer ball with a mass of 0.4 kg is kicked at a speed of 15 m/s. What is its kinetic energy?

• 45 J

• 10 J

• 600 J

• 100 J

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Organize these pictures by the type of energy:

Groups:

(a) Kinetic Energy

,

(b) Potential Energy

• 
• 
• 
• 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5