pacoky123 pacoky123

17-02-2015
Health

contestada

what is a machine

a device that changes the direction or the amount of effort needed to do work

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Boom2015 Boom2015

22-02-2015

The answer is force because Force is needed to change the direction of a moving mass.

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belencita belencita

24-02-2015

a car can bring you from your work and back and some people work by fixing cars that are disabled

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