Worksheet 2-1 CALCULATOR PRACTICE
_____ 2. You may have learned in the 6th grade that the speed of light in a vacuum is 186000 miles per second. Now you are in high school chemistry, and you really need to know the speed of light in proper SI units. What is the speed of light in a vacuum in meters per second? Hint: 1.61 km = 1 mile. (2.99 X 108 meters/second) ................
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