Kinematics describes motion without considering its causes.
- Displacement (s)
- Velocity (v)
- Acceleration (a)
- Equations of motion: s = ut + 1/2 at², v = u + at, v² = u² + 2as
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Kinematics describes motion without considering its causes.
Projectile motion formulas:
F = ma, action-reaction, inertia explained with examples.
Law | Description | Example |
---|---|---|
First | Inertia | Book remains at rest until pushed |
Second | F=ma | Pushing cart |
Third | Action=Reaction | Rocket motion |
W = Fd cosθ, KE = 1/2 mv², PE = mgh, Power = W/t
Momentum p = mv, Impulse J = FΔt
Torque τ = Iα, Rotational KE = 1/2 Iω²