Which devices might use electromagnets? Check all that apply.

audio speakers
plastic combs
trains
doorbells
revolving chairs
cranes

Why are gamma rays not affected by a magnet as they pass over it? gamma rays are composed of only energy. gamma rays do not have enough mass to be affected. gamma rays do not have the right electrical charge to be affected. gamma rays move too fast for anything to affect their pathway.

What’s a special glass that most beakers are made of

Which three statements represent the benefits of performing experiments using computer simulations?