WorksheetsSignificant Figures (S)
Total questions: 15
Worksheet time: 13mins
How many significant figures are in the following measurement?
215 cm
0
1
2
3
exact
How many significant figures are in the following measurement?
0.0450 g
exact
1
4
3
2
How many significant figures are in the following measurement?
6.070 mL
2
3
5
exact
4
How many significant figures are in the following measurement?
0.00230 kg
3
exact
5
4
2
What is the surface area of a sheet of aluminum foil that measures 14.55 cm long and 2.54 cm wide?
36.957 cm2
36.96 cm2
36.95 cm2
36.9 cm2
37.0 cm2
What is the volume of a box that measures 3.20 cm long, 2.5 cm wide, and 1.00 cm high?
8.0 cm3
8.00 cm3
8 cm3
7.99 cm3
8.000 cm3
What is the total mass of two objects, each with a mass of 25.67 grams and 1.3892 grams?
27.0592 g
27.059 g
27.05 g
27.06 g
27.1 g
What is the density of an object that has mass of 39.11 grams and 17.54 cm3?
2.22976 g/cm3
2.2298 g/cm3
2.220 g/cm3
2.230 g/cm3
2.23 g/cm3
Which Student has the most precise data?
Student A
Student B
Student C
None of the students' data is precise
Every student has precise data.
Which Student has the most accurate data?
Student A
Student B
Student C
None of the students' data is accurate
Every student has accurate data.
What is the length of the straw?
(report your answer with the appropriate precision and units)
(a)
Assume the ruler measures in centimeters. Using significant figures, what is the measurement of the line of the ruler (in centimeters)?
(a)
A student reports the density of aluminum as 2.50 g/mL; the accepted density of aluminum is 2.70 g/mL.
What is the percent error of the student's reported density?
(record your final answer with appropriate significant figures and units)
(a)
A student measures 10.5 mL of water in a graduated cylinder.
After adding a metal object, the volume in the graduated cylinder now reads 16.5 mL.
What is the volume of the metal object?
(record your final answer with appropriate significant figures and units)
(a)
The mass of a solid object is 11.8065 grams; the volume of that object is 3.45 mL.
What is the density of the solid object?
(record your final answer with appropriate significant figures and units)
(a)
