All Formulas Flashcards
1
Q
Velocity
A
Distance ÷ time
2
Q
Accelaration
A
Velocity ÷ time
3
Q
Weight
A
Mass × g (10m/s^2)
4
Q
Density
A
Mass ÷ volume
5
Q
Force in Newtons
A
Mass × acceleration
6
Q
Hooke’s law
A
Force = k × x (extension in meters × spring constant)
7
Q
Work done
A
Force × distance
8
Q
Kinetic energy (J)
A
1/2 × mass × velocity^2
9
Q
Potential energy
A
M × g × h
10
Q
Pressure
A
Force (N) ÷ area m^2
11
Q
Power (W)
A
Work done ÷ time
12
Q
Wave speed
A
Frequency (Hz) × wave length
13
Q
Voltage
A
Current × resistance
14
Q
Resistance
A
Length of resistor ÷ area of cross section
15
Q
Power
A
Current × voltage
