Which force, in real life, will have the least effect on a bowling ball rolling down a lane toward bowling pins? A) magnetism

B) air resistance

C) gravity

D) friction

After a car's engine has been running for a while, if you stand near the car's engine you can often feel heat coming from the engine as a result of a. radiation b. convection c. conduction

Which is an example of gaining a static charge by conduction? a) rubbing a balloon against your hair. b) shuffling your shoes across a carpet. c) bringing a charged rod near an electroscope. d) touching your car on a cold day and getting a shock.

What can you increase the strength of an electromagnet by