Topic 3 - Energy, Friction and Efficiency Flashcards
1
Q
Kinetic Energy
A
- Energy of movement
- Often is transferred - comes from another source
Ex. Person walking
2
Q
Potential Energy
A
- Stored energy in a object or system
- Ready to use
Ex. filled ballon, human fats
3
Q
How is Energy is Transferred in a Bike?
A
Chemical - Kinetic - Mechanical
4
Q
How is Energy Transferred in a Car?
A
Chemical - Kinetic - Mechanical - Electrical - friction, lights, sound
5
Q
How is Energy Transferred in Lights?
A
Chemical - Kinetic - Mechanical - Electrical - Light
6
Q
Energy Transmission
A
- Energy that does not change form
- Only changes direction
