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Forces (Contact & Non-contact forces (Contact forces (friction
air…
Forces
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Gravity
W = M G
- W - weight (neutons n)
- M - mass (kilograms kg)
- G - gravitational field strength (n/kg)
Average speed
D = S T
- D - distance (m)
- S - average speed (m/s)
- T - time (s)
Acceleration
A = V / T
- A - acceleration (m/s)
- V - Velocity (m/s)
- T - Time (s)
Resultant forces
F = M A
- F - Force (n)
- M - mass (kg
- A - acceleration (m/s2)
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Elasticity & forces
F = K E
- F - Force (n)
- K - spring constant (n/m)
- E - extension (m)
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