In real cars gasoline s chemical energy or the electrical energy in a battery is.
Propeller powered rubber band car.
They are also fun to play with and race.
Wrap the rubber band around the rear axle.
This car worked but only ran slowly and couldn t carry any weight inside it.
Rubber band cars are a fun way to learn about motion propulsion and energy.
Fast and fun the propeller car is a hands on lesson in air powered thrust and inertia.
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This video will show you how to make a very simple rubber band powered car using plastic bottles.
The more times you wind the propeller the more energy you store and therefore the further the car should go.
Small lightweight wheels have less inertia than big ones which lets the car reach its maximum speed quickly.
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Fast and fun the propeller car is a hands on lesson in air powered thrust and inertia.
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The wheels were milk bottle tops and the axles were kebab sticks.
30 pack 6 plastic propeller metal shaft plastic mount craft sticks ideal rubber band powered science engineer projects like airplanes helicopters.
Hope you like it.
Once you know the basics of building a rubber band car you can experiment with you own design and construction.
Just wind it up and watch it race across the floor up to 30.
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You can attach your rubber band to a simple machine a wheel and axle to build a simple rubber band powered car.
Depending on the length of your car you may need two rubber bands.
She made a cereal box car with rubber bands that wound around the back axle to power it.
Small lightweight wheels have less inertia than big ones which lets the car reach its maximum speed quickly.
Get the lesson plan and project sheet for this activity.