Physics Work, Power, Machines F25

Energy due to motion is ____________ energy. 

• Potential 
• Energy
• Kinetic
• Friction

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

__________ is stored energy. 

• Potential
• Kinetic
• None of the above 
• All of the above 

Gravitational potential energy depends on the ________ and ________ of the object. 

• Height and mass
• Friction and movement
• Mass and Movement
• Height and Friction 

Tags

NGSS.MS-PS3-2

At which point is potential energy greatest?

• W
• X
• Y
• Z

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

• 1
• 2
• 3
• 4

Tags

NGSS.MS-PS2-4

2. The diagram to the right represents a diver’s motion from the top of a high diving board into a pool of water. At what point does the diver have the greatest kinetic energy and the least potential energy?

• 1
• 2
• 3
• 4

Energy is measured in _________.

• joules

• kilometers

• newtons

• meters per second

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.HS-PS3-2

At some point during a fall, an object has 183 J of KE and 117 J of PE. What is the mechanical energy of the system?

• 300 J
• 66 J
• 21,411 J
• 420 J

How much work is being done with 200 N of force over 426 meters?

• 85,200 J
• 45,620 J
• 90,480 J
• 62,329 J

Tags

NGSS.HS-PS2-1