7.1 Magnetic Fields Quiz

The magnetic force exerted by a magnet is strongest at ______.

• the north pole

• the south pole

• both poles

• the middle

Tags

NGSS.MS-PS2-3

Which of the following is found in all magnets?

• a geographic pole

• a transformer

• a north pole and a south pole

• an electric field

Every magnet has _______ poles.

• one

• two

• at least two

• three

North poles of magnets always attract ________.

• south poles

• other north poles

• negative charges

• positive charges

Objects that keep their magnetic properties for a long time are called ______.

• permanent magnets

• electromagnets

• magnetic domains

• temporary magnets

Groups of atoms with aligned magnetic poles are called magnetic ______.

• monopoles

• regions

• domains

• fields

A magnetic field can be represented by lines of force called ____________.

• magnetic field lines

• magnetic bars

• electric field lines

• orbits

A magnetic field exerts a force on ______.

• other magnets

• objects made of magnetic materials

• both other magnets and objects made of magnetic materials

• everything

The north pole of a magnet will ________ the north pole of another magnet.

• attract

• repel

• neither attract or repel

• snuggle

Tags

NGSS.MS-PS2-3

The ______ are regions where the magnetic force exerted by a magnet is strongest.

• magnetic field lines

• anodes

• magnetic poles

• cathodes