Physics Formulas ( Not all formulas )

Question 1

Distance traveled (m)

Answer 1

Average speed (m/s) X Time (s)

Question 2

Acceleration (m/s squared)

Answer 2

Change in velocity (m/s) / Time (s)

Question 3

Resultant force (N)

Answer 3

Mass (kg) X Acceleration (m/s squared)

Question 4

Weight (N)

Answer 4

Mass (kg) X Gravitational field strength (N/kg)

Question 5

Momentum (kg m/s)

Answer 5

Mass (kg) X Velocity (m/s)

Question 6

Force (N)

Answer 6

Change in momentum (kg m/s) / Time (s)

Question 7

Kinetic energy (J)

Answer 7

1/2 X Mass (kg) X Speed squared

Question 8

Efficiency

Answer 8

Useful transferred energy (J) / Total transferred energy (J)

Question 9

Work done (J)

Answer 9

Force (N) X Distance (m)

Question 10

Power (W)

Answer 10

Work done (J) / Time taken (s)

Question 11

Wave speed (m/s)

Answer 11

Frequency (Hz) X Wavelength (m)

Question 12

Wave speed (m/s) 2

Answer 12

Distance (m) / Time (s)