Magnetic Properties Quiz

What produces a magnetic effect on individual atoms, acting like a tiny electromagnet?

• Nucleus

• Electron motion

• Neutrons

• Protons

Which materials exhibit a magnetic effect called ferromagnetism?

• Silver

• Iron

• Copper

• Aluminum

What is the name of the rock containing iron that was discovered by the ancient Greeks and was magnetized by lightning striking the rock?

• Lodestone

• Magnetite

• Hematite

• Pyrite

What are diamagnetic and paramagnetic metals essentially considered as?

• Electrical

• Magnetic

• Non-magnetic

• Ferromagnetic

What are the ends of a bar magnet called?

• Left and Right

• East and West

• Up and Down

• North and South

In a magnetic field, where do the arrows on the field patterns always point from?

• North to South

• East to West

• Positive to Negative

• South to North

What is produced around a cylindrical coil of wire when there is a current, similar to a bar magnet?

• Electric field

• Gravity field

• Magnetic field

• Heat field

How can the strength of the magnetic field be increased in a solenoid?

• Reducing the number of turns

• Increasing the current or using a ferromagnetic core

• Using a non-magnetic core

• Decreasing the current