Energy stores and systems Flashcards
1
Q
What are the different energy stores
A
- Thermal energy
- kinetic energy
- Gravitational potential energy
- Elastic potential energy
- Chemical energy
- Magnetic energy
- Electrostatic energy
- Nuclear energy
2
Q
What is a system?
A
A single object or a group of objects
3
Q
What is a closed system?
A
When energy and not enter or leave a place
4
Q
What is the net change in the total energy in a closed system?
A
zero
5
Q
What is work done?
A
The energy needed for an object to move
