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Worksheetssignificant numbers
Total questions: 15
Worksheet time: 10mins
how many significant figures does 003.209 have
7
3
4
6
what is the first rule of significant figures
Any non-zeros numbers are significant numbers
any zeros before a non-zero number are also significant number
any zeros in-between 2 non-zeros are significant numbers
non of the above
how many significant numbers are in 0.1001
5
2
4
3
how many significant numbers are in 0.138009
6
3
5
2
700.000 has 1 significant figure
true
false
when does a zero count as a significant number
both
when its between 2 non zero numbers
in front of the non zero umber
none
00.00987 has how many significant numbers
6
3
5
7
what way do you move if the decimal if it absent
right
up
left
down
what way do you move when the decimal is present
left
down
up
right
what is the third rule of significant figures
zeros in front of a decimal count as a number
Any zeros before non-zero number are not significant figures
none
any zeros after a decimal are significant number
what is the 4th rule of significant figures
zeros after a non zero number before the decimal aren't significant
there is no rule 4
Zeros after non-zeros in a number with a decimal point ARE significant figures
the same as rule number 1
which way do i move the decimal for (4.09807)
left
right
up
down
which way do i go for (450)
up
side
right
left
when do you round the answer for sig. figs.
add
subtract
multiply
divide
all of the above
how do you find out how many spaces you need to move the decimal
look at the least amount of sig figs
look at the big amount of sig figs
