Work and Power Practice

Force = 200N

Distance = 50M

Work = ?

What FORMULA would you use to find the following problem?

• W=FxD

• P= W/T

• DXW=F

• D= W/F

Force = 200n

Distance = 50M

Work = ?

• 200N/ 50M =

  4J

• 200N x 50M =10,000J

• 200N + 50M =

  250J

Tags

NGSS.HS-PS3-1

W= 75 J

Force = 5N

D = ?

• 15 M

• 2M

• 20 M

• 10M

P= 25 watts

W= 5000 J

t= ?

• 150 sec

• 200 sec

• 30 M

• 100m

Distance= 10 M

WORK= 125J

Force= ?

• 12N

• 2N

• 10N

• 12.5N

Work = 500 J

Time = 25 Sec

Power = ?

• 35W

• 6W

• 10W

• 20W

P= 170 watts

t= 20 seconds

w= ?

• 170w x 20 sec=

  3400J

• 170 w - 20s =

  150J

• 170w / 20s =

  8.5J

Tags

NGSS.HS-PS3-1

What is the formula for work?

• Force/ distance

• Work = force x distance

• work/ time

What is the formula for power?

• force x distance

• time/ work = power

• Power = work/time

w = 225 J

p = 25 W

t= ?

• 45 sec

• 9 sec

• 5,625 sec