combined science - physics equations
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23 Terms
weight
mass x gravitational field strength
work done
force x distance
force applied to a spring
spring constant x extension
distance travelled
speed x time
acceleration
change in velocity / time taken
resultant force
mass x acceleration
momentum
mass x velocity
kinetic energy
0.5 x mass x speed²
gravitational potential energy
mass x gravitational field strength x height
power
energy transferred / time
work done / time
efficiency
useful output energy transfer / total input energy transfer
useful power output / total power input
wave speed
frequency x wavelength
charge flow
current x time
potential difference
current x resistance
power
potential difference x current
current² x resistance
energy transferred
power x time
charge flow x potential difference
density
mass / volume
final velocity² - initial velocity²
2 x acceleration x distance
elastic potential energy
0.5 x spring constant x extension²
change in thermal energy
mass x specific heat capacity x temperature change
period
1/frequency
force on a conductor carrying a current
magnetic flux density x current x length
potential difference across primary coil x current in primary coil
potential difference across secondary coil x current in a secondary coil