Tag the questions with any skills you have. Your dashboard will track each student's mastery of each skill.
Give this quiz to my class
Q 1/10
Score 0
Which of the following does not use an electromagnet?
30
electric motor
hand-held compass
electric generator
galvanometer
Q 2/10
Score 0
Which of the following is most likely an advantage of an electromagnet over a permanent magnet in an industrial application?
30
An electromagnet is able to detect and measure a small electric current
An electromagnet is able to transform electrical energy energy into mechanical energy
An electromagnet is more durable and resistant to industrial processes
An electromagnet can easily be de-magnetized by cutting off the current
10 questions
Q.
Which of the following does not use an electromagnet?
1
30 sec
Q.
Which of the following is most likely an advantage of an electromagnet over a permanent magnet in an industrial application?
2
30 sec
Q.
Which of the following best describes how a powerful electromagnet could be used in a junkyard?
3
30 sec
Q.
Amanda has a long piece of copper wire. She shapes the wire into a coil. What could Amanda do to create an electric current in the wire?
4
30 sec
Q.
What is the name for a coiled wire that is wrapped around the iron core of the electromagnet?
5
30 sec
Q.
Jason wants to make a simple motor. He plans to wrap copper wire around a piece of cork and use a pin to secure the cork to an axle balanced between 2 bar magnets. When he connects the wire to a battery, he predicts the cork will spin. Why?
6
30 sec
Q.
What is the best word to describe a system in which a magnet moves in a coil of wire to produce electrical energy?
7
30 sec
Q.
What are two ways to increase the strength of an electromagnet?
8
30 sec
Q.
The process of creating a current in a circuit by changing a magnetic field is called...
