Work and Simple Machines

A force exerted over a distance to move an object is ______________________.

• power
• work
• momentum
• Watt

The unit used to measure work is the 

• Watt
• Newton
• Joule
• meter

The unit used to measure work is the 

• Watt
• Newton
• Joule
• meter

A 5000N block is lifted 10 m. How much work was done?

• 50000 J
• 5000 J
• 500 J
• 50 J

Tags

NGSS.MS-PS2-2

NGSS.MS-PS3-2

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

How much work does gravity do on your 63 kg teacher when she trips and falls from a height of 1.5 m?

• 927.05 J
• 928.05 J 
• 926.05 J
• 925.05 J

Tags

NGSS.HS-PS2-4

NGSS.HS-PS3-1

Kinley hit the softball with a force of 3000 N and applied 100 kJ of work. How far did the ball go?

• 35.33 m
• 34.33 m
• 33.33 m
• 32.33 m

Tags

NGSS.HS-PS3-1

Find the distance an object traveled if a force of 350 N acted on it to produce 0 work?

• 3 m

• 2 m

• 1 m

• 0 m

Tags

NGSS.MS-PS2-2

If Keegan does 508 J of work pushing a cart 29 m, how much force did he apply?

• 16.48 N
• 18.31 N
• 15.89 N
• 17.52 N

Tags

NGSS.MS-PS3-4

What is the unit for mass?

• Kilogram (Kg)
• Newton (N)
• Joule (J)
• Watt (W)