Significant_Figures

Question 1

Are non-zero digits always significant?

Answer 1

Yes

Question 2

Are the zerios between non-zero digits always signifcant?

Answer 2

Yes

Question 3

Are Leading zeros ever significant?

Answer 3

No. Eg: in 0.02 the two zeros are not significant

Question 4

When are trailing zeros sginificant?

Answer 4

Only when the number contains a decimal point

Question 5

How do you show that there are only 2 significant figures in 5470?

Answer 5

Round up the 47 to 50

Question 6

What is the Rounding Rule?

Answer 6

5 or more raise the score, 4 or less let it rest.

Question 7

What are the number of Siginificant Figures in 125

Answer 7

3

Question 8

What are the number of Siginificant Figures in 0.025

Answer 8

2

Question 9

What are the number of Siginificant Figures in 14.890

Answer 9

5

Question 10

What are the number of Siginificant Figures in 250

Answer 10

3

Question 11

What are the number of Siginificant Figures in 2.05

Answer 11

3

Question 12

What are the number of Siginificant Figures in 45.0

Answer 12

3

Question 13

What are the number of Siginificant Figures in 258.01

Answer 13

5

Question 14

What are the number of Siginificant Figures in 0.100

Answer 14

3

Question 15

What are the number of Siginificant Figures in 78800

Answer 15

3

Question 16

What are the number of Siginificant Figures in 78800

Answer 16

4

Question 17

What are the number of Siginificant Figures in 78800.

Answer 17

5

Question 18

For the formula 12.30 x 1.0 Write the number of significant figures in each part of the sum and the answer to the correct number of significant figures

Answer 18

4 & 2

12.3 calculated = 12

Question 19

For the formula 0.025 + 1.00 Write the number of significant figures & Decimals for both parts of the sum and the answer to the correct number of significant figures

Answer 19

3 & 3
3 & 2
1.025 calculated = 1.03

Question 20

For the formula 14.890 - 2.34 Write the number of significant figures & Decimals in both parts of the sum and the answer to the correct number of significant figures

Answer 20

5 & 3
3 & 2
12.55 calculated = 12.55

Question 21

For the formula 250 x 3.2 Write the number of significant figures in each part of the sum and the answer to the correct number of significant figures

Answer 21

2 & 2

800 calculated = 800

Question 22

For the formula 2.05 / 3.0 Write the number of significant figures in each part of the sum and the answer to the correct number of significant figures

Answer 22

3 & 2

0.683333 calculated = 0.68

Question 23

For the formula 45.0 x 4.5000 Write the number of significant figures in each part of the sum and the answer to the correct number of significant figures

Answer 23

3 & 5

202.5 calculated = 203

Question 24

For the formula 258.01 x 23.1 Write the number of significant figures in each part of the sum and the answer to the correct number of significant figures

Answer 24

5 & 3

5960.031 calculated = 5960

Question 25

For the formula 0.11 + 0.299 Write the number of significant figures in each part of the sum & Decimals and the answer to the correct number of significant figures

Answer 25

2 & 3
2 & 3
0.409 calculated = 0.41