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science
second 9 weeks test!
Question | Answer |
---|---|
what is static electricity? | the build up of charges on an object |
what is friction | transfer of electrons from one uncharged object to another by rubbing |
what is voltage? | different in electrical potential energy between to places in a circut |
what is electricity | continuous flow of electric charge through materials |
which way does an electric flow ? | left to right |
how are conduction and induction alike? how were they different? | conduction-charged abject by another induction-movement of electrons |
series circuits? | if an electric circuit are connected one after another along one path |
Parallel circuit? | different parts of a circuit are on separate branches |
what is chemical and physical change? | chemical-change in matter that produces two or more new substance physical-any change that alerts the form or apperencesof a substance |