Significanr Figures

Question 1

For numbers with a decimal point that is greater than or equal to with a decimal point, what numbers ares significant ?

Answer 1

ALL numbers are significant

Ex) 49.01500 has 7 significant figures

Question 2

When a number is greater than zero WITHOUT a decimal point, what numbers are significant?

Answer 2

Terminal zeros in numbers are not significant

Ex) 12000 has 2 significant numbers

Question 3

For numbers less than 1, which numbers are significant ?

Answer 3

Go to the right until you find the first digit that is always significant. Any number from the digit to the right is significant.

Ex) .00340 has 3 s.f

.002860 has 4 s.f

Question 4

How many significant figures are there when a measurement can only be a whole number?

Answer 4

UNLIMITED

Ex) 72.000000000 for 72 people

Question 5

What digits are always significant

Answer 5

1,2,3,4,5,6,7,8,9

Ex) 539 has 3 s.f

Question 6

How many significant figures is in a set quantity ?

Answer 6

UNLIMITED

Ex) 60 minutes