Monday, March 11

Multiple Choice

A pair of scissors is a first class lever. The fulcrum is between the handle and the blades. The blades contain two simple machines back to back: they are

• 1. Wedges

• 1. Wheel and Axles

• 1. Gears

• 1. Levers

Open Ended

VOCABULARY REVIEW

Clues:

1. have few or no moving parts

2. make work easier (which is the amount of energy that's needed to move an object across a distance) for us by allowing us to use less effort, the force used to move an object

***Bonus - Can you name all six?