energy stores and transfers Flashcards
1
Q
law of conservation of mass
A
mass cannot be created or destroyed
2
Q
law of conservation of energy
A
energy cannot be created or destroyed only transferred
3
Q
what is energy measured in
A
energy is measured in jules or kilojules
4
Q
what is force measured in
A
force is measured in newtons
5
Q
what does dissipation mean
A
spread out or give out
6
Q
what does dissipated mean
A
energy that is spread out or wasted by heating the enviornment
7
Q
what is thermal enegy
A
heat energy
8
Q
what is elastic potential energy
A
energy that is in stretched or compressed object
9
Q
what is gravitational potential energy
A
energy an object has when held above ground
10
Q
what is kinetic energy
A
energy an object has by its motion
