Mathematics, 16.03.2020 04:13 heyhowdy

A lightning discharge from a cloud 2.5 mi high is measured at a speed of 550 mi/s (miles per second) for the down stroke and 10000 mi/s for the powerful return stroke (ground to cloud). What is the total time for both strokes? Give your answer to two significant figures.

Answers: 2

Show answers

Other questions on the subject: Mathematics

Mathematics, 21.06.2019 19:30, sk9600930

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

Answers: 1

continue

Mathematics, 21.06.2019 19:30, makaylahunt

Aregular pentagon with a perimeter of 21 inches is dilated by a scale factor of 5/3 to create a new pentagon. what is the perimeter of the new pentagon?

Answers: 2

continue

Mathematics, 21.06.2019 20:30, danizara8

The sum of these consecutive integers is equal to 9 less than 4 times the least of the integer. find the three integers

Answers: 1

continue

Mathematics, 21.06.2019 23:40, aydanbelle

Full year - williamshow many square inches are in 60 square feet? 5 square inches72 square inches720 square inche8.640 square inches

Answers: 1

continue

You know the right answer?

A lightning discharge from a cloud 2.5 mi high is measured at a speed of 550 mi/s (miles per second)...