5.4.3 - Interaction with Electricity: Electromagnetism
Enroll to start learning
You’ve not yet enrolled in this course. Please enroll for free to listen to audio lessons, classroom podcasts and take practice test.
Practice Questions
Test your understanding with targeted questions
What creates a magnetic field?
💡 Hint: Think about what happens when electricity flows through a wire.
What is an electromagnet?
💡 Hint: Consider what happens when you wrap a wire around an iron core and pass current through it.
4 more questions available
Interactive Quizzes
Quick quizzes to reinforce your learning
What does an electric current generate around itself?
💡 Hint: Remember the principle of current flow.
True or False: All magnets have a North and South pole.
💡 Hint: Consider how magnets behave when split.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Design an experiment to demonstrate how the number of turns in a coil affects the strength of an electromagnet. What materials would you use, and how would you measure strength?
💡 Hint: Consider using an objective strength measurement, such as how many clips you can pick up.
Discuss how electric cars utilize the principles of electromagnetism in their operation and braking systems.
💡 Hint: Think of the combination of currents in electric motors and braking systems.
Get performance evaluation
Reference links
Supplementary resources to enhance your learning experience.