Magnetic Forces on Charged Particles Quiz
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Questions and Answers

What causes the Northern Lights?

  • The sun's magnetic field interacting with the Earth's atmosphere
  • Charged particles hitting the Earth's atmosphere (correct)
  • The ionization of the Earth's magnetic field
  • The Earth's magnetic field spiraling charged particles into the planet

    • How does a charged particle moving by a magnetic field behave?

  • It continues in the same direction with no change
  • It repels the magnetic field and moves away
  • It follows a straight path away from the magnetic field
  • It experiences a force and spirals into the planet (correct)

    • How does the magnetic field appear when it is coming towards you?

  • Concentric circles with a minus sign or dot inside
  • Concentric circles with a plus sign or x inside (correct)
  • A single circle with a point on the end
  • Concentric circles with the tail end of an arrow

    • What happens when a charged particle moves through space with no force or field acting on it?

    <p>It continues in the same direction with no change</p> Signup and view all the answers

    How is dealing with a magnetic field in three dimensions different from two dimensions?

    <p>It requires considering the direction of the field as well as its strength</p> Signup and view all the answers

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