Power Energy

13

• single movement involved

• transfer of energy

• increase in the mechanical advantage

• constant rate

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

15

• P = E / t

• P = W x t

• P = F / t

• P = m x a

16

• Force

• Power

• Efficiency

• Effort

17

• one meter per second

• one newton per second

• one joule per second

• one newton-meter

1

• joule

• volt

• ampere

• watt

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

The property of an object or system that allows it to do work is ________________.

• Work

• Energy

• Power

• Distance

Tags

NGSS.MS-PS3-5

How do you calculate power?

• P = W/t

• P = E/t

• P = w * t

• P = bbq/chicken

The SI unit for power is...?

• Watts

• Joules

• Newtons

• Meters

A 100 N force is applied to move an object a horizontal distance of 5 meters at constant speed in 10 seconds. How much power is done?

• 50J

• 50W

• 500J

• 500W

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

At which point(s) on the roller coaster is the gravitational potential energy at its maximum?

• A

• B

• C

• D

Tags

NGSS.MS-PS2-4

NGSS.MS-PS3-2