Y8 U9 Magnetism [Revision]

A magnet is attracted to following materials :

• nickel

• plastic

• gold

• iron

• cobalt

The area around a magnet which the magnetic force can be detected is called :

• force field

• magnetic field

• neutral field

• area field

When lines of magnetic field are closer, the strength of magnetic field is ___________________

• weaker

• stronger

• change

• neutral

Magnetic field line start from _______________ and end at _____________

• north pole, south pole

• south pole, north pole

• north pole, north pole

• south pole, south pole

Choose the applications of magnets :

• Compass

• Electromagnetic strip

• Electric bell

• Ball bearing

• Watch

All metals stick to magnets.

• True

• False

How is Earth's magnetic field similar to that of a magnet?

• It is hundreds of miles long

• It has north and south poles

• It is made in Earth's core

• It is shaped like a horseshoe

Earth acts like a giant magnet because its center is made up MOSTLY of

• granite

• limestone

• iron

• nickel

Objects made from metals such as iron, nickel and cobalt are ​ (a)   .

• magnetic
• not magnetic
• gold
• silver

Every magnet has two different sides, or ends, called __________.

• fields

• forces

• poles

• attractions