Electricity and Magnetism
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Electricity and Magnetism. Negative charges in an atom are called ___________. electrons. What kind of electricity can be caused by rubbing two materials together?. Static Electricity. - PowerPoint PPT Presentation
Transcript of Electricity and Magnetism
When you rub a balloon with a cloth, __________ charges are knocked off the cloth and are collected onto the balloon. This makes the balloon have a __________ charge.
negative
negative
Lightning occurs when the ___________ charges in the thundercloud build up and jump to the ____________ charged ground.
negative
positively
What do you make if you put together a closed circuit and wrap the wire around an iron bolt?
Electromagnet