Author Question: Picnickers see a lightning flash of an approaching thunderstorm and hear the thunder 8.0 s later. ... (Read 77 times)

jenna1 · **on:** Jul 28, 2018

Picnickers see a lightning flash of an approaching thunderstorm and hear the thunder 8.0 s later.
a. Approximately how far away, in miles, is the storm?
b. If the storm is moving at a speed of 10 mi/h and the picnickers take 20 minutes to finish eating and pack, will they get wet?

Question 2

The second most abundant element in the Earth's atmosphere is
a. oxygen.
b. argon.
c. nitrogen.
d. carbon dioxide.