Author Question: Typically, a lightning flash will have ____ leaders, each followed by a return stroke. a. one or ... (Read 78 times)

asan beg · **on:** Jul 13, 2018

Typically, a lightning flash will have ____ leaders, each followed by a return stroke.
a. one or two
b. two or three
c. three or four
d. four or five
e. five or six

Question 2

Cloud-to-ground lightning begins within the cloud when the localized electric potential gradient exceeds ____ volts per meter along a path perhaps 50 m long.
a. 300
b. 3,000
c. 30,000
d. 300,000
e. 3 million