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Correction: the first simple machine is a gear which is a wheel with teeth around the edge that is used to change the direction, speed,

and force of circular motion.

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Does height affect the potential and kinetic energy of the car❓🤷🏻‍♀️

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Does height affect the potential and kinetic energy of the car❓🤷🏻‍♀️

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Sulaf

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Engineering Design Process:

1.Identify the problem

2.Research solutions

3.Think of solutions

4.Choose a way

5. Build a prototype

6. Test the prototype

7.Analyze the solution

8.Redesign if wrong

Complex Machines Around the House:

1. Foam Roller: Wedge, Lever

2. Scissors: 2 wedges, Screw, 2 lever

3. Sharpener: Wedge, Lever, wheel, axel

4. Swing: Lever, wheel, axel

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Amal Hassan explaining the effect of height on potential energy.

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Amal Hassan explaining the effect of height on potential energy.