Work, energy and power

Work divided by time equals...

• energy
• power

The unit of work is the ...

• joule
• force

Tags

NGSS.HS-PS3-2

The unit of power is the...

• work
• watt

Force multiplied by distance equals...

• work
• power

Work is done on an object when the object moves in the SAME direction in which the force is applied.

• True
• False

If you pull at an angle instead of in the direction in which the object moves, MORE of your force does work.

• True
• False

Tags

NGSS.HS-PS3-2

The FARTHER you move an object, the more work you do.

• True
• False

Tags

NGSS.MS-PS3-5

The more POWER you use to move an object, the more work you do. 

• True
• False

If you lift a box from the floor to a height of 1m and then carry the for for 10m, you do work only when you CARRY the box.

• True
• False

Power is the RATE at which work is done. 

• True
• False