Physics Equations Flashcards
1
Q
How do you calculate distance?
A
Speed x time
2
Q
How do you calculate acceleration?
A
Change in velocity / time taken
I.e. (final vel - initial vel) / time
3
Q
How do you calculate force?
A
Mass x acceleration
4
Q
How do you calculate weight?
A
Mass x gravitational field strength
5
Q
How do you calculate momentum?
A
Mass x velocity
6
Q
How do you calculate work done?
A
Force x distance moved (in direction of force)
7
Q
How do you calculate change in gravitation potential energy?
A
Mass x gravitational field strength x change in vertical height
8
Q
How do you calculate efficiency?
A
Useful energy / total energy
9
Q
How do you calculate wave speed (freq)?
A
Frequency x wavelength
10
Q
How do you calculate wave speed (distance)?
A
Distance / time
