work and power

How much work is being done with 200 N of force over 228 meters?

• 85,200 J

• 45,620 J

• 90,480 J

• 62,329 J

If 150 Joules of work is needed to move a box 1 meters, what force was used?

• 1500 N

• 15 N

• 1.5 N

• 150 N

Which of the following is the best example of work being done.

• doing homework

• lifting a box

• pushing a stationary box

• holding a box

Tags

NGSS.HS-PS2-1

True or false: when the distance an object moves is zero the work done on the object is also zero.  

• True
• False

What would you solve for if you were given work and distance

• power

• time

• force

• motion

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

what would you solve for if given distance and force?

• work

• power

• time

• motion

Tags

NGSS.MS-PS3-5

If you have the same work as someone, but in less time

• You are more powerful

• You are less powerful

• You have the same power

F=200 N

d=5 m

w=??

• 40 J

• 1000 J

• 100J

• 10,000 J

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

W = 500 Joules

t = 2.5 seconds

P = ???

• 0.05 W

• 20 W

• 12500 W

• 200 W