magnetic compass by yeng and stephanie period 3
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Magnetic Compass: By Yeng and Stephanie Period 3. WHAT? . This instrument, which uses the earth’s magnetic field is used to show direction. It was invented no l ater than the Han period. WHEN. It was invented no later than the H an period. It was also improved by The Tang.

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Presentation Transcript
slide2
WHAT?

This instrument, which uses the earth’s magnetic field is used to show direction.

It was invented no later than the Han period

slide3
WHEN
  • It was invented no later than the Han period.
  • It was also improved by The Tang.
importance
IMPORTANCE

It improve life by helping to find direction more accurately than ever before.

  • Why are we learning about this? because the compass has been a key factor in some of the most important sailing voyages in history
multiple choice question
Multiple Choice Question
  • What instrument, invented during The Tang Dynasty?
  • A. The Compass
  • B. The Wind Sail
  • C. The Sextant
  • D. The Magnetic Battery
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