Work and Energy

The energy associated with motion is called

• Kinetic energy
• Elastic potential energy
• Gravitational potential energy
• Nuclear energy

Tags

NGSS.HS-PS3-2

Which of the following has kinetic energy?

• a rock poised for a fall

• an archer's bow that is drawn back

• a rolling bowling ball

• A spring that has been compressed

Tags

NGSS.HS-PS3-2

Energy of a rock perched on a cliff is an example of...

• gravitational
• elastic
• chemical
• kinetic

Tags

NGSS.HS-PS2-4

How much work is being done with 200 N of force to the right on object that moves 426 meters to the right? (assume the force and displacement are in the same direction)

• 85,200 J

• 45,620 J

• 90,480 J

• 62,329 J

Tags

NGSS.HS-PS3-1

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-PS2-4

What is the formula for calculating the total amount of mechanical energy?

• ME = KE + PE

• KE = ME + PE

• PE = mgh

• ME = 1/2 mv²

Tags

NGSS.HS-PS3-1

A 78-kg skydiver has a speed of 62 m/s at an altitude of 870 m above the ground. Determine the total mechanical energy of the skydiver.

• 816 kJ

• 15.0 kJ

• 666 kJ

• 668 kJ

• 500 kJ

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

The transfer of energy through motion is....

• Work

• Energy Transfer

• Fuel

• Elastic

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Energy comes in two primary forms. These are...?

• endothermic, exothermic

• molecular, non-molecular

• thermal, mechanical

• potential, kinetic

Energy that is stored is....

• Possible

• Potential

• Kinetic

• Latent

Tags

NGSS.MS-PS3-2