Question 9(Multiple Choice Worth 3 points)
(02.05 LC)
Which type of heat transfer takes place in gases by the movement of particles through a medium?
Conduction
Convection
Electromagnetic
Radiation

How would you place two electrons on a sphere of radius r so that the electrostatic potential energy is minimized. how would you place three electrons to solve the same problem.

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.

Asystematic approach to problem solving is called a (an)