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Timeline of Discovery Assignment

Introduction to Physical Science – Week 4 Assignment

Timeline of Discovery

After reading Chapters 9 and 10 in your textbook, select one topic of discovery used in our modern lives. Some examples include microwaves, x- rays, lasers, radiation, nuclear energy, etc. Using the free Online Timeline Maker from Adobe Spark and this printable outline, create a timeline of your selected discovery. Watch this video for assistance in using the timeline creator.

You will need to include the following information:

• What is the discovery you selected?
• Who, when, and how was this discovered?
  • Include any early developments. Was this accidentally discovered?
    •  First development
    • Second development
• When was this commercially available?
• When was this available for residential use?
• Include dates and information about two negative activities or concerns with using this product.
  1. First negative
  2. Second negative
• Include at least two different ways this discovery has been used over time and the dates when used.
  1. First way it was used
  2. Second way it was used
• Include two ways this may be used in the future and marking the anticipated dates of use.
  1. First future event
  2. Second future event

Each timeline marking should include 1-2 sentences of information. Upload your completed file to the assignment area as a PNG and also include your references either as a separate document or typed into the message window of your submission.