Physics 102 (magnetism)

13 Questions

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Physics Quizzes & Trivia

In the scientific study of physics, magnetism is a class of phenomena which are mediated by magnetic fields. What can you tell us about this particular realm of science? Let’s take a look right now.


Questions and Answers
  • 1. 
    Define magnet
    • A. 

      A group of atoms with the magnetic fields lined up in the same direction

    • B. 

      A material that attracts other magnets

  • 2. 
    What are the two type of magnets
    • A. 

      Alternating and direct

    • B. 

      Strong and weak

  • 3. 
    Like magnetic poles
    • A. 

      Repel

    • B. 

      Attract

  • 4. 
    Describe a magnetic field
    • A. 

      A material that attracts other magnets and causes the force that attracts or repels a magnet

    • B. 

      Surrounds a magnet pointing from north pole to south pole and causes the force that attracts or repels a magnet

  • 5. 
    Every magnetic field has poles: true or false
    • A. 

      True

    • B. 

      False

  • 6. 
    An atom is:
    • A. 

      The smallest magnet

    • B. 

      A magnetic field

    • C. 

      A magnetic domain

  • 7. 
    A  magnetic domain :
    • A. 

      Requires a group of atoms with the magnetic fields lined up in the same direction

    • B. 

      Requires only a weak magnetic field to get domains to line up in the same direciton

  • 8. 
    Strong magnetic material :
    • A. 

      Is a group of atoms with the magnetic fields lined up in the same direction

    • B. 

      Requires only a weak magnetic field to get domains to line up in the same direciton

  • 9. 
    Earth is a magnet and has a magnetic field: true or false
    • A. 

      True

    • B. 

      False

  • 10. 
    What causes earth magnetic field
    • A. 

      Requires only a weak magnetic field to get domains to line up in the same direciton

    • B. 

      A group of atoms with the magnetic fields lined up in the same direction

    • C. 

      The motion of magma near the earths core

  • 11. 
    How often does the earths magnetic field change directions 
    • A. 

      Every four to five thousand years

    • B. 

      Every eight to ten years

    • C. 

      Every four to five million years

  • 12. 
    The earths magnetic field
    • A. 

      Deflects charged particles from the sun and is used to determine direction by humans and animals

    • B. 

      Requires only a weak magnetic field to get domains to line up in the same direciton

    • C. 

      Is a group of atoms with the magnetic fields lined up in the same direction

  • 13. 
    What is used to increase or decrease the voltage in ac system
    • A. 

      Transformers

    • B. 

      Voltmeter