Which of the following is an example of a conductor? A A rubber doorstop.
B A gold chain.
C A wooden hammer.
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D A plastic fork.

Which changes of state do the labels represent? a: b: c:

10 newton object is placed 3 meters from the fulcrum. at what distance on the other side would you need to place a 15 newton object to balance the lever? show your work!

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?