PS 20.1 Formative

A property that causes subatomic particles such as protons and electrons to attract or repel each other.

• electric charge

• friction

• static discharge

• magnetic force

Tags

NGSS.MS-PS2-3

Which two factors affect the strength of an electric field?

• net charge and distance

• mass and distance

• net charge and mass

• mass and type of atom

Tags

NGSS.MS-PS2-3

An excess of electrons produces a _____ net charge.

• positive

• negative

• neutral

Like charges _____.

• repel

• attract

Tags

NGSS.MS-PS2-3

Unlike charges _____.

• repel

• attract

Tags

NGSS.MS-PS2-5

The SI unit of electric charge is the

• Newton

• Pascal

• coulomb

• watt

What type of charge is this?

• positive

• negative

Tags

NGSS.MS-PS2-3

What type of charge is this?

• positive

• negative

Tags

NGSS.MS-PS2-3

The force of attraction between electrically charged objects is called _____.

• electric force

• magnetic force

• electromagnetic waves

• friction

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Charge can be transferred by friction, by contact, or by _____.

• magnetism

• induction

• radiation

• conduction