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Author Question: Let's say that during a thunderstorm you measure the time lag between the flash and the thunderclap ... (Read 29 times)

nenivikky

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  • Posts: 516
on: Jul 28, 2018
Let's say that during a thunderstorm you measure the time lag between the flash and the thunderclap to be 3 seconds. If the speed of sound is about 340 m/s, which of the following is the best estimate of your distance to the lightening bolt?
  1.about 3 km
  2.about 0.3 km
  3.about 1 km
  4.about 10 km

Question 2

A right triangle has sides 5 m, 12 m, and 13 m. What is the sine of the smallest angle of this triangle?
  1.12/5
  2.5/12
  3.5/13
  4.12/13


blakeserpa

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Reply #1 on: Jul 28, 2018
Answer to Question 1

3

Answer to Question 2

3


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