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science

Published on Mar 15, 2016

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1.

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  • what do waves spread? they spread energy
  • what causes a wave?doisturbances
  • what does a wave need to spread?a medium
  • other 2 pictures on next two slides
Photo by betmari
2.

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Photo by Wessex Archaeology
3.

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Photo by tjmwatson
4.

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  • what is a medium? a medium is what energy travels through
  • what are the three types of mediums?solid,liquid and gas
  • what medium does energy spread the quickest through?gas
Photo by @Doug88888
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Photo by Instant Vantage

Jolie Morrow