Diagrams Explained

Key Diagrams

Velocity-Time Graph

A velocity-time graph shows how velocity changes with time.

• The slope represents acceleration
• A straight line means constant acceleration
• Area under the graph gives displacement

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Free Body Diagram

A free body diagram shows all forces acting on an object.

• Arrows represent forces
• Length of arrow indicates magnitude
• Direction shows force direction

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Wave Diagram

This represents a transverse wave.

• Crest = highest point
• Trough = lowest point
• Wavelength = distance between two crests

lambda = rac{v}{f}