Electricity & Current
atoms
rubbing two objects together creates static electricity. Objects can either ________ or _________ electrons.
gain, or lose
Electrons have a _____________ charge.
negative
Protons have a ________________ charge.
positive
Static electricity is created by ______. (it is a type of force)
What is friction?
___________ and _________________ are found at the center of an atom (in the nucleus).
When two balloons are rubbed with cloths and then held by a string close to each other, the balloons will repel each other, why?
because similar charges repel.
__________________ are the small particles that orbit the nucleus.
electrons
If two magnet's north poles were placed beside each other, they would _________ each other.
What is repel?