Physics Topic 1 Flashcards
(9 cards)
1
Q
energy is never what
A
energy is never created or destroyed (is only transferred)
2
Q
what are the 8 energy stores
A
-thermal
-kinetic
-nuclear
-elastic
-gravitational potential
-chemical
-magnetic
-sound
3
Q
define work done
A
work done is energy transferred
4
Q
what energy type does everything that moves have
A
everything that moves has energy in its kinetic energy store
5
Q
define power
A
power is the rate of doing work
6
Q
what is power measured in
A
power is measured in watts
7
Q
energy transferred is measured in what
A
energy transferred is measured in Joules
8
Q
what can be used to stop heat escaping a building
A
insulation can be used to stop heat escaping a building
9
Q
A
