8th Grade Unit 3 Electricity and Magnetism Test Review

A electrical circuit in which all parts are connected in a single loop

Magnets exert forces on each other and are surrounded by this

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NGSS.MS-PS2-3

NGSS.MS-PS2-5

a signal that is represented as a sequence of separate values made up of zeros and ones

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NGSS.MS-PS4-3

allows electrical charges to move freely

the amount of work required to move a unit electric charge between two points

the opposition to the flow of electrons

located in the nucleus of an atom and has a charge of 1+

represented by zigzag lines in circuit drawings, converts electrical energy into other forms of energy

if a substance has a higher number of electrons than protons on its surface, what type of charge does it have?

• positive

• negative

• neutral

• no charge

the electric force is strongest when charges are where

• close together

• far apart

• constant everywhere

• no force

Tags

NGSS.MS-PS2-3