### Chapter 3 Forces and Energy

Ms. Fowle

 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17

Across
1.A device that combines two or more simple machines.
4.A simple machine that is an inclined plane wrapped around a central cylinder to form a spiral.
7.A simple machine that is a flat, sloped surface.
10.The fixed point around which a lever pivots.
11.The rate at which one form of energy is transformed into another.
12.A simple machine that consists of a grooved wheel with a rope or cable wrapped around it.
14.The force exerted on a machine.
15.The unit of power when one joule of work is done in a second.
16.Force exerted on an object that causes it to move.
17.A simple machine that consists of two attached circular or cylindrical objects that rotate about a common axis, each one with a different radius.
Down
2.The number of times a machine increases a force exerted on it.
3.The percentage of the input work that is converted to output work.
4.The most basic device for making work easier, these are the smaller building blocks for complex machine.
5.A simple machine that consists of a rigid bar that pivots about a fied point.
6.A device that changes the amount of force exerted, the distance over which a force is exerted, or the direction in which force is exerted.
8.The law that states that resistance in a circuit is equal to voltage divided by current.
9.The amount of work you do when you exert a force of 1 newton to move an object a distance of 1 meter.
13.A simple machine that is an inclined plane that moves.

Use the "Printable HTML" button to get a clean page, in either HTML or PDF, that you can use your browser's print button to print. This page won't have buttons or ads, just your puzzle. The PDF format allows the web site to know how large a printer page is, and the fonts are scaled to fill the page. The PDF takes awhile to generate. Don't panic!

 Web armoredpenguin.com