Types of Energy Flashcards
1
Q
how does energy exist?
A
in different forms
2
Q
thermal energy
A
stored in movement of particles due to mixture of kinetic and gravitational energy causing heat
3
Q
what is the link between thermal energy and temperature?
A
thermal energy is directly proportional to temperature
4
Q
light energy
A
given out by luminous objects
5
Q
how is light energy carried?
A
light waves
6
Q
how is sound energy carried?
A
sound waves
7
Q
chemical energy
A
- food: humans release when respire
- fuels: burning processes
- batteries - convert to electrical energy when connected to circuit
8
Q
how is electrical energy carried?
A
a current carries electrical energy depending on voltage applied
9
Q
which objects have elastic energy?
A
objects under tension/compression
10
Q
which objects have kinetic energy?
A
moving objects
11
Q
which objects have gpe (gravitational potential energy)?
A
objects that are raised up high
