Homework Help: Physical Science

Posted by Rodolfo on Thursday, May 12, 2011 at 7:13pm.

when you operate a machine, is often easy to observe cause and effect. for example, when you turn a doorknob, the latch in the door moves. give five examples of machines and describe one cause-and-effect pair in the action of each machine.

Physical Science - bobpursley, Thursday, May 12, 2011 at 8:47pm
I will be happy to critique your thinking. Consider a screwdriver, a drill, a lever, the handle on a pot.
Physical Science - SraJMcGin, Thursday, May 12, 2011 at 8:48pm
See if some of t he following links will be of help:

http://search.yahoo.com/search?fr=mcafee&p=examples+of+machines+with+cause-and-effect+in+the+action

Sra

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