Chapter 14 cross word

blah blah blah

ACROSS

2.the fixed point a lever rotates around

7.the product of distance and the force in the direction an object moves

11.a common unit of power, equal to about 746 watts

14.the force exerted by a machine

15.the work done on a machine as the input force acts through the input distance

17.a device that changes a force

19.the percentage of the work input that becomes work output in a machine

20.an inclined plane wrapped around a cylinder

DOWN

1.the work done by a machine as the output force acts through the input force

3.the number of times that a machine increasesan input force

4.the rate of doing work

5.the SI unit of work, equal to 1 newton-meter

6.the distance an output force acts through in a machine

8.the force exerted on a machine

9.the distance through which the input force acts in a machine

10.the distance between the fulcrum in a lever and the input force

12.a simple machine that consists of a rope that fits into a groove in a wheel.

13.the SI unit of power, equal to one joule per second

16.a rigid bar that is free to move around a fixed point

18.a V-shaped object whose sides are two inclined planes sloped toward eachother

Checking Solution...

5/15/2009 11:20:00 AM

student1

Title: Chapter 14 cross word
Author: student1
Description: blah blah blah

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