What is the number of significant digits in the measurement 34.000 m?
a. 2
b. 3
c.4
d.5

correct it is c.) b b

the answer would most likely be c, because if it's a comical piece of information, it may likely not be true, if it's a site that allows anybody to edit the content, it could mean a five year old is typing the info, and if it's a tv show produced by a celeb, it may have a biased opinion.

a sonic boom is a loud boom that breaks the sound barrier

explanation:

answer( sicar );