In a bar magnet the magnetic force seems to come from each end. The ends of a bar magnet are called the __________. What one word completes the sentence?

If the Earth is represented as a bar magnet, state which magnetic pole of the bar magnet would be closer to geographic north.

Outline the differences between the magnetic fields produced by a solenoid and a bar magnet.

A bar magnet is oscillating in the Earth's magnetic field with time period T. If its mass is increased four times, then its time period will be

When a vehicle travels at a steady speed the driving force and the resistive forces must be __________. What one word completes sentence?

When halogens react with metals, they form salts called __________. What completes the sentence?