Electricity and Magnetism Assessment - Grade 4

What is an unbroken path through which negative charges can flow?

• Circuit

• Battery

• Switch

• Wire

Which of these best describes static electricity?

• The continuous flow of charges

• Electrical charges building up on an object's surface

• A type of magnetic field

• The movement of protons

What type of object has magnetic poles and can attract certain metals?

• Battery

• Circuit

• Magnet

• Generator

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Which material prevents electricity from flowing through it easily?

• Metal

• Water

• Copper

• Insulator

What is a conductor?

• A. A type of magnet

• B. A material that blocks electricity

• C. A material that allows electricity to flow easily

• D. A type of circuit

What happens when electric current flows through a wire?

• Static electricity forms

• A magnetic field is created

• The wire becomes an insulator

• The current stops flowing

Tags

NGSS.MS-PS2-3

The continuous flow of negative charges through a material is called static electricity.

• TRUE

• FALSE

Which of these uses electromagnets?

• Plastic toys

• Wooden furniture

• Maglev trains

• Rubber bands

Tags

NGSS.MS-PS2-3

What happens when two objects have the same electrical charge?

• They attract each other

• They repel each other

• Nothing happens

• They become neutral

Tags

NGSS.MS-PS2-3

What is the area around a magnet where its force can act called?

• Magnetic zone

• Force field

• Magnetic field

• Power area

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5