Flashcards in May Test Deck (17)
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1
Speed
Distance / time
2
Acceleration
(V-U) / Time
3
Velocity
Distance / time
4
Momentum
Mass x velocity
5
Force
Change in momentum / time
6
Newtons 3rd Law
If A exerts a force on B, then B exerts an equal but opposite force on A
7
Why are car safety features good
They increase the time it takes to change momentum
8
Frequency
Velocity / wavelength
9
Oscillation
Vibration
10
Frequency
1 / time
11
Diffraction
Spreading out of waves when they pass through a gap
12
Efficiency
Useful energy / total energy
13
Distance travelled
Speed x time
14
Resultant force
Mass x acceleration
15
Newtons 1st Law
An object will remain stopped unless an unbalanced force acts upon it
16
Weight
Mss x gravitational field strength
17
