Energy

I have the most potential energy if I am:

• 5 feet high

• 10 feet high

• 15 feet high

• 20 feet high

With all of his Batgear on, Batman has a mass of 90.7 kg. How much potential energy does he have if he's perched on top of a 1,575 m building? 

• 142,852.5 J
• 1,399,954.5 J
• 0.058 J
• 17.36 J

A leopard with a mass of 55.00 kg climbs 12.0 m up a tree. What is its GPE?

• 6,468 J
• 660 J
• 4.58 J
• 0.22 J

Tags

NGSS.MS-PS3-2

Gravity on Jupiter is 24.79 m/s². If a 5 kg box is 32 m above the surface of Jupiter, calculate the GPE of the box.

• 160 J
• 3,966.4 J
• 158.66 J
• 6.45 J

A cheetah can run briefly with a speed of 31.0 m/s. Suppose a cheetah with a mass of 47.0 kg runs at this speed. What is the cheetah’s kinetic energy?

• 1457 Joules

• 22,584 Joules

• 15 Joules

• 45,167Joules

Tags

NGSS.MS-PS3-1

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

• more
• less
• none of the above
• all of the above 

Tags

NGSS.MS-PS3-1

What is kinetic energy?

• energy of work
• energy of motion
• energy of gravity
• energy of power

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The SI unit in which kinetic energy is measured is 

• Newton
• Kilogram
• Joules
• Metres per second

Tags

NGSS.HS-PS3-2

Can energy be destroyed?

• no
• yes

Tags

NGSS.MS-PS3-5

What is the GPE at point A

• 14 J

• 12 J

• 6 J

• 8 J

Tags

NGSS.MS-PS3-2