A look at the basics of force and motion, including what makes swings move, why we use tools, natural forces, gravity, magnetic force, and friction.
Content Note
What is a force? -- How is a force made? -- What else do forces do? -- What makes a swing move? -- How do things move round and round? -- Why do we use tools? -- How do engines and motors help us? -- What are natural forces? -- What is gravity? -- What is a magnetic force? -- What is friction? -- How do forces work together?.