Work, Energy, and Power

The use of a force to move an object in the same direction of the force

• Energy
• Work
• Power
• Joule

What two factors do you need to calculate work?

• force and joule
• energy and time
• force and distance
• energy and distance

The ability to do work is ....

• Energy
• Work
• Power
• Joule

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

Energy is express in ......

• Joule
• Watt
• N/m
• m/s

The rate at which work is done is.....

• Power
• Energy
• Work
• Watt

How is power calculated?

• distance times force
• direction divided by force
• energy divided by force
• energy divided by time

A bulb uses 1,000 J of energy in 50 sec. What is the power of the light bulb?

• 15W
• 20W
• 25W
• 30W

Ted used 30J of energy of lift a box. How much power does he use if it takes him 2 s to lift the box?

• 10W
• 15W
• 15J
• 30J

Different type of energy include all of the following:

• chemical, electrical, mechanical, thermal
• chemical, mechanical, thermal, water
• electrical, mechanical, thermal, acid
• chemical, electrical, thermal, evaporation

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-2

NGSS.MS-PS3-3

When does the train on this roller coaster have the MOST potential energy?

• At the top.
• At the bottom.
• Somewhere in the middle.

Tags

NGSS.MS-PS3-2