When copper wire gets too hot in an electric circuit it will start to melt. Use the particle model to explain what is happening to the copper wires

Which of the following is considered to be a vector?               a.  temperature    b.  velocity    c.  time    d.  mass

As a car drives with its tires rolling freely without any slippage, the type of friction acting between the tires and the road is 100) a) static friction. b) kinetic friction. c) a combination of static and kinetic friction. d) neither static nor kinetic friction, but some other type of friction. e) it is impossible to tell what type of friction acts in this situation.

1. a net force of 100 newton’s is applied to a wagon for 5 seconds. this causes the wagon to undergo a change in momentum of