John wants to measure the height of a tree

8. How many seconds are required for a wave traveling at 600.0 miles in an hour to go a distance of 700.0 feet? 9. Sound travels approximately at a rate of 1.50 x 10-3 meters per second through water. Determine this rate in miles per hour. 10. Lake Michigan holds 1.3 x 1015 gallons of water. How many liters is this? 11. A student's age is 16.25 ... ................
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