Work and Power Review (Units and Concepts)

Work is expressed in terms of _____.

• Watts

• Joules

• Newtons

• meters

Power is expressed in terms of _____.

• Watts

• Joules

• Newtons

• meters

Force is expressed in terms of _____.

• Watts

• Joules

• Newtons

• meters

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-4

Distance is expressed in terms of _____.

• Watts

• Joules

• Newtons

• meters

Which of the following is another unit of Power?

• m/s²

• kgm/s²

• J/s

• kgm/s

Which statement is correct?

• Work is a scalar quantity while Power is a vector quantity.

• Work is a vector quantity while Power is a scalar quantity.

• Both work and power are vector quantities.

• Both work and power are scalar quantities.

Is there work done?

• Yes

• No

• Maybe, data is incomplete

• all of the above

Tags

NGSS.HS-PS2-1

Is there work done?

• Yes

• No

• Maybe, data is incomplete

• all of the above

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Which if the following is equivalent to 1 horsepower?

• 9.8 N/kg

• 746 watts

• 9.8 m/s²

• 746 joules

The following are scalar quantities except _____.

• force

• power

• distance

• work

Tags

NGSS.HS-PS2-1