Formulas Flashcards
1
Q
Velocity
A
displacement / time .
v = s/t
2
Q
average speed
A
total distance / total time
2
Q
displacement
A
initial velocity x time + ½ x acceleration x (time)²
3
Q
acceleration
A
change in speed / change in time
3
Q
final velocity²
A
initial velocity² + 2 (acceleration)(displacement)
4
Q
Weight (N)
A
Mass (KG) x Gravitational field strength (9.8m/s²)
5
Q
Moment (Nm)
A
Force x Distance
6
Q
Force (N)
A
Mass (KG) x Acceleration (m/s²)
7
Q
Density(kg/m³)
A
Mass(KG) / Volume³
7
Q
Impulse
A
(mass x final velocity) - (mass x initial velocity)
8
Q
Momentum (kg m/s)
A
Mass x Velocity
9
Q
Work done (Joules)
A
Force (N) x Distance (m)
10
Q
Power (Watts)
A
Work done (J) / Time (s)
11
Q
Power
A
Force x Velocity
12
Q
Pressure (Pa)
A
Force (N) / Area (m²)
