Quiz Review Ch 5

What is a device made of a battery, a nail, and a copper wire that transforms electrical energy into something else?

• electric generator

• electric motor

• electromagnet

• electric switch

Tags

NGSS.MS-PS3-5

What happens when two negatively charged balloons are brought close to each other?

• The balloons neither repel nor attract each other.

• The balloons both gain electric charges.

• The balloons attract each other.

• The balloons repel each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

What happens when the north pole of one magnet gets close to the south pole of another magnet?

• nothing

• They repel each other.

• They attract each other.

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Why won't the circuit conduct electricity?

• The paper clip stops the electric current.

• The light bulb uses the electric current.

• The circuit is not a complete loop or circle.

• The circuit lacks a power source.

Tags

NGSS.4-PS3-2

A magnetic field is __________ at both its poles

• weakest

• strongest

• equal

________ charged objects attract.

• Positively

• Oppositely

• Negatively

• The same

Tags

NGSS.MS-PS2-5

This shows an example of a

• insulator

• conductor

Tags

NGSS.MS-PS2-3

A buildup of electrical charges on material is called ______.

• static flow

• electrical charges

• static electricity

A piece of rubber or wood is an example of an _______

• insulator

• conductor

• circuit

A _______ is a device that changes mechanical energy into electrical energy.

• battery

• electrical circuit

• generator