Which of the following is true?

In an electromagnet, a current is passed through loops of wire that surround a core. Which material would be best to use as the core of an electromagnet?

Which objects could you combine to build an electromagnet?

Which of these actions will increase the strength of the magnetic field produced around an electromagnet?

An iron nail is not normally magnetic. In an electromagnet, the iron nail can attract iron and steel. How can a nail become magnetized in an electromagnet?

What happens to the magnetic field created by an electromagnet when the wire is disconnected from the source of energy?

Which of the following is true about an electromagnet?

How can you turn an iron nail into an electromagnet?

The north pole of an electromagnet will attract

Students attached both ends of along wire to the poles of a battery and wound the wire around a spoon. They found that the spoon will now pick up small objects made of iron. This is because the flow of electricity is able to produce

Teachers: Create FREE classroom games with your questions Click for more info!
©2007-2024 Review Game Zone | About | Privacy | Contact | Terms | Site Map