Energy Work Power

A device that converts Electrical Energy to Radiant energy.

• A Blender

• A Light Bulb

• A Bicycle

• A Balloon

Niagara Falls is a good example of

• Kinetic energy being transformed into potential energy

• Potential energy being transformed into kinetic energy

• Energy being created

• Energy being destroyed

Tags

NGSS.MS-PS3-2

When energy moves from one form to another it is said to be _________________

• Transformed

• Eliminated

• Lost.

• Created 

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Which has the most kinetic energy?

• a basketball rolling down a hill

• a bus stopped at the top of a hill

• a dump truck driving down a hill

• a golf ball sitting at the top of the hill

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

The energy in a battery is _______ energy.

• kinetic

• potential

• mechanical

• nuclear

Tags

NGSS.MS-PS3-2

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

If 150 Joules of work is needed to move a box 10 meters, what force was used? 

• 1500 N

• 15 N

• 1.5 N

• 150 N

In which of these cases is work being done? 

• A student sleeps

• A student pushes a locked door that does not move

• a student carries his chair into another room

• A student sits on the carpet

Tags

NGSS.MS-PS3-5

What are the units for power?

• Watts

• Joules

• Newtons

• Kilograms

What is the formula for power?

• Power = Work x Time

• Power = Force x Distance

• Power = Work/Time

• Power = Force/Time