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Paper 1
Energy
Kinetic and Potential Energy Stores
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Cards (3)
E
k
=
E_k =
E
k
=
1
2
m
v
2
\frac{1}{2}mv^2
2
1
m
v
2
Kinetic energy
(
J
)
Mass
(
kg
)
Velocity
(
m/s
)
E
p
=
E_p=
E
p
=
m
g
h
mgh
m
g
h
Gravitational potential energy
(
J
)
Mass
(
kg
)
Gravitational field strength
(
N/kg
)
Height
(
m
)
E
e
=
E_e =
E
e
=
1
2
k
e
2
\frac{1}{2}ke^2
2
1
k
e
2
Elastic potential energy
(
J
)
Spring constant
(
N/m
)
Extension
(
m
)
