Practice CUA Work Energy Power

The rate at which energy is transferred

• Work

• Power

• Momentum

• Acceleration

The transfer of energy using a force that causes the object to move in the direction of the force

• Work

• Power

• Momentum

• Accleration

Which of the following is the correct equation for Power?

• P = F x d

• P = F / d

• P = W / t

• P = W x t

Which of the following is the correct equation for work?

• W = F x d

• W = F / d

• W = P + t

• W = P / t

What is the unit used to express Work?

• Newtons

• Meters

• Watts

• Joules

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

What is the unit used to measure Distance?

• Newtons

• Joules

• Meters

• Watts

What is the unit used to measure Force?

• Meters

• Watts

• Newtons

• Joules

What is the unit used to express Power?

• Joules

• Meters

• Newtons

• Wattts

What two things must happen for work to be done?

• The object must move and there must be an output force

• The object must move in the opposite direction of the force

• The object must move in the same direction of the force

• The object must move and the mechanical advantage must be greater than 1

Which way uses more power?

• Using the sandpaper

• Using the power sander

• They both use the same amount of power