Question

Which of the following has the highest
number of significant figures?
a) 0.007 m2
b) 2.64x1024 kg
c) 0.0006032 m²
d) 6.3200 )​

Answer 1

Answer:

0.007 m2

thi is a highest number of significant figures

Answer 2

Answer:

c) 0.0006032 has highest 4 significant figures.

Explanation:

a), has 1 significant figures because zeroes on the right of decimal but left to first non zero digit are not significant figures

b has 3 significant figures because powers are not counted.

d) has 3 because trailing zeroes are not significant.