Archimedes came up with the idea that simple machines can be used to make work easier by changing the direction of movement and so lessen the work needed for moving objects. Galileo and Da Vinci advance this idea and came up with six simple machines we have today.
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- ramp for moving boxes
- bottle caps
Correct 6 / 6 PointsIncorrect / 6 Points
wheel and axle
Select the examples of a lever.CorrectIncorrect
A good example of a wheel and axle is ____.CorrectIncorrect
Which wedge can be used for the following? Match the wedge for the purpose.
- door stopper
Correct 5 / 5 PointsIncorrect / 5 Points
to tighten or to hold back
A school flag is an example of this simple machine.CorrectIncorrect