The Bar Magnet
Interactive Video
•
Physics
•
9th - 10th Grade
•
Hard
Wayground Content
FREE Resource
Read more
7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a unique property of magnetic field lines compared to electric dipoles?
They can extend infinitely into space.
They are discontinuous.
They must end at a pole.
They can intersect each other.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do magnetic field lines indicate the strength of a magnetic field?
By their color.
By their density.
By their length.
By their direction.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a solenoid?
A magnetic field line.
A single loop of wire.
A coil made of several loops.
A type of bar magnet.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How is the magnetic moment of a solenoid calculated?
By multiplying the number of turns, current, and cross-sectional area.
By adding the number of turns and current.
By dividing the current by the number of turns.
By subtracting the cross-sectional area from the number of turns.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What happens to the potential energy of a needle in a magnetic field when it is aligned at 180 degrees?
It becomes zero.
It is at its minimum.
It is at its maximum.
It remains constant.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the equation ID^2θ/dt^2 = -MBθ represent?
Simple harmonic motion.
Uniform circular motion.
Linear motion.
Projectile motion.
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In the context of magnetic fields, what is the restoring torque?
The torque that aligns the needle with the field.
The force that increases the needle's potential energy.
The torque that opposes the magnetic field.
The force that keeps the needle stationary.
Popular Resources on Wayground
20 questions
Brand Labels
Quiz
•
5th - 12th Grade
11 questions
NEASC Extended Advisory
Lesson
•
9th - 12th Grade
10 questions
Ice Breaker Trivia: Food from Around the World
Quiz
•
3rd - 12th Grade
10 questions
Boomer ⚡ Zoomer - Holiday Movies
Quiz
•
KG - University
25 questions
Multiplication Facts
Quiz
•
5th Grade
22 questions
Adding Integers
Quiz
•
6th Grade
10 questions
Multiplication and Division Unknowns
Quiz
•
3rd Grade
20 questions
Multiplying and Dividing Integers
Quiz
•
7th Grade
Discover more resources for Physics
15 questions
The Electromagnetic Spectrum
Quiz
•
9th - 12th Grade
25 questions
Newton's Laws of Motion
Quiz
•
9th Grade
20 questions
Motion: Speed and Velocity
Quiz
•
9th Grade
12 questions
Projectile Motion
Quiz
•
9th - 12th Grade
19 questions
Introduction to Free-Body Diagrams
Lesson
•
9th - 12th Grade
20 questions
Calculating Net Force
Quiz
•
6th - 9th Grade
20 questions
Unit 3 EM Spectrum Test - 2025/2026
Quiz
•
9th Grade
10 questions
Exit Check 5.1 - Forms of Energy
Quiz
•
9th Grade