Work, Power, Energy

if you push a cart with a force of 60 N for 2 m... how much work have you done

• 120 J

• 30 J

• 120 N

• 30 N

Fred kicks a ball with a force of 20N to George, who is 5M away. How much work was done to the ball?

• 25J

• 100J

• 4J

• 75J

Tags

NGSS.MS-PS3-4

If 40N of force is applied to Rollo Koster's 10 kg cart over a distance of 50 meters, how much work is done?

• 8000J

• 8000N

• 4000J

• 2000J

Tags

NGSS.MS-PS2-2

If the mystery machine moves 100 meters how much work is done?

• 130,000,000J

• 70,000J

• 100,000J

• 30,000J

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

When a pendulum swings, at which point is potential energy at its greatest?

• 1

• 2

• 3

• 4

Tags

NGSS.MS-PS3-2

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

At which point is kinetic energy greatest? 

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

At which point is potential energy greatest?

• W
• X
• Y
• Z

Tags

NGSS.MS-PS3-2

The faster an object moves, the ________ kinetic energy it has. 

• more
• less
• none of the above
• same

Tags

NGSS.MS-PS3-1

What kind of energy is in a moving skateboard?

• Potential
• Kinetic
• Both potential and kinetic energy
• none of the above

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5