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Greek inventions: the Archimedes screw
Maria Pallarés Docente
- 1 lo usan
- 3152 visitas
Animation showing the screw pump designed by Archimedes of Syracuse to lift water from low lying areas to higher areas for irrigation purposes. Duration: 1.07 minutes.
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Observe. Greek inventions
EduBook Organización
- 2302 visitas
Look at the drawing and do the activities: Explain how pulley systems work. With a classmate, discuss how such systems are used today. What was the wheel crane used for? And Archimedes screw?
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Let's learn how to... - Machines
EduBook Organización
- 1901 visitas
Make an electric generator What do we need? A wooden ruler. A pencil. Adhesive tape. A bicycle dynamo (alternator). String. A 1.5 volt light bulb. Scissors. Electrical cable. What do we do? You are…
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