Answer:
Electromagnets are special types of magnets that are made by passing current through coils of wire. To make an electromagnet, the minimum requirements are:
1. A nail (usually made of iron, steel or zinc)
2. Dry cell batteries
3. Wire (Usually copper wire)
Other things could be:
1. Electric tape to hold both ends of the wire properly at the battery terminals.
2. Scissors to cut the wire into desired length.
3. Iron fillings for testing purposes.
A hurricane becomes more powerful by evaporating water from oceans
Planes don’t have mirrors
Answer:
<u><em>Part A:</em></u>
They will repel each other because same poles repel each other.
<u><em>Part B)</em></u>
They will attract each other because different poles attract each other..
