Homework Help: 9th grade physical science

Posted by cindy on Saturday, October 16, 2010 at 9:11am.

a train moving west at a velocity of 15m/s is accelerated steadily to 17m/s over a 12 second period what is the acceleration of the train

9th grade physical science - bobpursley, Saturday, October 16, 2010 at 9:58am
acceleration=change of velocity/time
9th grade physical science - sarah, Thursday, October 21, 2010 at 4:07pm
Calculate the specific heat for a 20 g piece of metal if 30 J of energy is required to raise its temperature by 12.5 K.

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