Lesson on Electricity and Magnetism

Materials through which charge can flow easily are called

• insulators

• resistors

• conductors

• magnets

An example of an insulator is

• rubber

• copper

• silver

• iron

Tags

NGSS.MS-PS3-3

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The unit of measure for voltage is the 

• Volt

• Amp

• Ohm

The unit for resistance is the 

• ohm

• amp

• volt

• cenitmeter

As the temperature of a conductors increases , the resistance ___________.

• increases 

• decreases 

• stays the same 

Every magnet, regardless of its shape, has two.....

• magnetic poles.

• magnetic fields.

• magnetic charges

• magnetic needles

Magnetic poles that are unlike......

• attract each other.

• repel each other.

• do not interact.

• point in the same direction.

Electrical energy is transformed into mechanical energy in a................

• electric motor

• solenoid

• electromagnet

• transformer

A source of electricity with more than one cell.

• Magnet

• Circuit

• Battery

• D-Cell

A source of electricity also known as a battery

• A-Cell

• D-Cell

• B-Cell

• C-Cell

Tags

NGSS.MS-PS3-5