Page 12 Kinetic and potential energy stores Flashcards
1
Q
Ek=
A
1/2mv2
2
Q
Kinetic energy is transferred to the kinetic energy store when an object …
A
Speeds up and is transferred away from this store when an object slows down
3
Q
The energy in the kinetic energy store depends on the object’s
A
Mass and speed
4
Q
Ep =
A
Mgh
5
Q
The higher an object is lifted ,the more
A
Gravitational potential energy is transferred to the Gravitational potential energy store
6
Q
Energy lost from the g.p.e store=
A
Energy gained in the kinetic energy store (when there is no air resistance)
7
Q
Ee=
A
1/2ke2
8
Q
Ee= 1/2ke2 Is correct when
A
The limit of proportionality has not been exceeded.
