If one body is positively charged and another body is negatively charged, free electrons tend to
A) remain in the positively charged body.
B) move from the positively charged body to the negatively charged body.
C) remain in the negatively charged body.
D) move from the negatively charged body to the positively charged body.

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

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

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?