The definition of a meter: Distance traversed in vacuum by light in 1/299,792,458 of a second.
According to this light travels 299,792,458 meters in a second. A nanosecond is 1 billionth of a second so light travels 299792458 / 1,000,000,000 meters in a nanosecond or 0.299792458m. (In a vacuum).
Answer:
Commas! They are used to separate ideas from each other, or be used in place of "and".
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answer is
B because
if the word is plugged in then the paragraph would seem as if that it is explaining why you need patience to take pictures of snowflakes
Yes I'm pretty sure but it's not really asking anything
