000 0 000 0 Chalkboard Challenge Science First Grade
Jan 02, 2016
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Definitions Examples Purposes Pictures
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Let’s PlayFinal Challenge
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What helps us move objects up and down?100Pulley / Inclined Plane
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What is a screw?300An inclined plane wrapped around a pole.
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What is a wedge?400Two inclined planes joined together
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What is a compound machine?500Two or more simple machines combined into one machine
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A ramp is an example of ___________ .100Inclined plane
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The tires on a car and the object that connects the tires on a car is
___________ .200Wheel and axle
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A seesaw is an example of a _____________ .300Lever
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A fishing pole is an example of a _____________ .400Pulley
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What is a compound machine that has a lever and a wedge?500Scissors
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What is the purpose of a screw?100To hold things together
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Simple machines help make work ____________ . 200easier
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What is the purpose of a wedge?300Cut objects
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What is the purpose of an inclined plane?400Move objects up and down
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What is the purpose of a wheel and axle?500Push and pull objects
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Write Your
Final Challenge
Wager
What are the three simple machines that make up a can opener?
Final ChallengeEnd Game
TIME’SUP!
TIME’SUP!
Lever, screw and wedge