This investigation is all about scientific inquiry, getting students to plan and carry out investigations exploring levers, potential and kinetic energy, and Newton’s second law (F=ma).
Why do swings swing?
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Concept: Levers
A lever is a bar that can pivot on a fixed point. It is a simple machine that can change the direction of force, multiply the force, or increase the distance travelled.
Learn more about levers in the following Whybricks activities: