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- Grade Range
- 4th - 6th
- Rating
Students work in small groups and construct a simple machine known as a pulley. Full Review »
- Grade Range
- 6th - 8th
- Rating
Students determine how to tell the difference between a simple system and a complex pulley system. Using pulleys, students build simple pulley systems to demonstrate the mechanical advantages of pulleys. Full Review »
- Grade Range
- 11th - 12th
- Rating
Students study simple machines while focusing on the pulley in this lesson. Full Review »
- Grade Range
- 5th - 8th
- Rating
Students research and conduct experiments with several types of simple machines. They examine levers, pulleys, inclined planes, wheels, axles, wedges and screws and then consider the physics behind "Green Eggs and Ham". Full Review »
- Grade Range
- Kindergarten - 3rd
- Rating
Students explore the simple machine, the pulley in this lesson. Its ability to save time and effort in lifting is demonstrated and applied to the experiences of the class. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students explore the building of a pyramid and how pulleys were used to change the direction of applied force. They demonstrate the mechanical advantage of using a pulley and apply it to modern engineering. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students participate in hands on activities in which they discover how pulleys work. They examine the difference between fixed and moveable pulleys and how engineers use pulleys everyday. They also explore the advantage of a combined pulley. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students experiment with common objects such as spools, string and soap to determine how pulleys make it easier to move large objects. They look at the difference between fixed and movable pulleys. They examine the many uses engineers have for pulleys. Full Review »
- Grade Range
- 4th
- Rating
Students are introduced to a spring scale to show that the forces on both sides of the pulley are the same. They break into groups to lift objects with fixed pulleys and with multiple looped pulleys and then measure the force necessary to lift the objects using a spring scale. Full Review »
- Grade Range
- 9th - 12th
- Rating
Students investigate the scientific concept of mechanical advantage. They construct their own system with the use of a simple broomstick. Then the demonstration is done to show how the mechanical advantage is used to move a load. Full Review »
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