Power and Work Review

The formula for work is:

• d = r x t
• p = m x v
• f = m x a
• w = d x f

The unit used to measure work is the 

• Watt
• Newton
• Joule
• meter

Tags

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

• power
• work
• momentum
• Watt

The unit used to measure power is the 

• Watt
• Newton
• Joule
• Newton*meter

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

• doing homework
• lifting a box
• pushing a wall
• holding a box

Tags

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A 50N block is lifted 10 m. How much work was done?

• 50000 J
• 5000 J
• 500 J
• 50 J

 Work done = Force x _________

• distance
• acceleration
• velocity
• speed

Force is a _____ or _______

• simple    complex
• push     pull
• up      down
• in      out

Tags

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What is the unit for force?

• Kilogram (Kg)

• Newton (N)

• Joule (J)

• Watt (W)

Tags

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What is the unit for force?

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

Tags

NGSS.HS-PS2-1

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