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Glossary Science & Engineering

Projectile motion

Projectile motion is the curved path of an object thrown or launched and then moving only under gravity, ignoring air resistance.

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In more detail

On level ground the range is v² × sin(2θ) / g, longest at 45°. Launched at 20 m/s at 45° it travels 40.79 m. Real projectiles fall shorter because of drag.

Try these tools

Projectile Motion Calculator

Enter launch speed, angle and height to get the range, maximum height, time of flight, impact speed and the best launch angle.

See also

  • Glossary Trigonometry
    Trigonometry relates the angles of a triangle to the ratios of its sides through sine, cosine and tangent.
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