P2 - Work, Energy and Momentum
- Created by: EllenMIW
- Created on: 16-12-15 18:20
View mindmap
- Work, Energy and Momentum - P2
- Work
- When you transfer energy you do work
- Kinetic energy
- Doubling the speed quadruples the kinetic energy
- K is proportional to speed^2
- KERSs
- Kinetic Energy Recovery Systems
- Brakes convert kinetic energy into wasted thermal energy
- Kinetic energy stored to drive a generator
- Makes more efficient
- Doubling the speed quadruples the kinetic energy
- Conservation of momentum
- Explosions
- Momentum in explosions
- Before, total momentum=0
- After
- Total momentum almost 0
- Objects move in opposite directions
- Objects move in opposite directions
- Recoil velocity and momentum are treated as negative
- Total momentum almost 0
- Momentum in explosions
- Work
Similar Physics resources:
Teacher recommended
Comments
No comments have yet been made