Work and power

___________ is done when force is applied to an object and the object moves in the same direction as the force

• power
• machine
• modified lever
• work

Tags

NGSS.HS-PS2-1

This is the SI unit for power.

• m/s2
• Joules
• watts
• F

This is the SI unit for work.

• Joules
• watts
• m/s2
• d/t

The rate at which work is done or energy is transformed.

• kinetic energy
• potential energy
• power
• work

________________ states that energy cannot be destroyed or created.

• law of conservation of power
• law of Socrates
  law of Socrates
• law of conservation of energy
• Pythagoras Theory 

Tags

NGSS.HS-PS3-2

NGSS.HS-PS3-3

How much power does it take to life 50N, 10m high in 10sec?

• 50 W
• 5000 W
• 500 J
• 50 m

Tags

NGSS.HS-PS3-1

Which variable DOES NOT determine the amount of work done on an object?

• joules

• force

• time

• distance

What is being transferred as you do work?

• Energy
• Heat
• Power
• Gravitational Potential Energy

Tags

NGSS.HS-PS3-1

How do you calculate power?

• P = W/t
• P = E/t
• P = w * t
• P = bbq/chicken

Energy that is stored is called...

• Kinetic
• Potential 

Tags

NGSS.MS-PS3-2