A marathon runner starts from rest and accelerates at a rate of 2 m/s ^2 . He finished his race in 30 min. What was the initial velocity of the runner?

Which of the following statements are true of solids? a.the particles do not vibrate. b.the particles are in a fixed location. c.they have strong intermolecular forces between the atoms or molecules. d.the particles have less kinetic energy than those of liquids or gases.

In which of the following cases is work being done on an object? question 2 options: pulling a trailer up a hill carrying a box down a corridor suspending a heavy weight with a strong chain pushing against a locked door

The mini-refrigerator fire was most likely caused by what type of wiring?