WorksheetsSignificant Figures #3 - Quiz Prep - Beals
Total questions: 19
Worksheet time: 13mins
How many significant figures does the following number have: 521
How many significant figures are found in the number 0.005601
4.56 x 103
Solve. Round using SigFig math rules.
12.5 mL + 20.05 mL + 2.69 mL
Solve. Round using SigFig math rules.
103 cm x 11 cm
Solve. Round using SigFig math rules.
1.3562 mL / 14.32 g
Solve. Round using SigFig math rules.
98.7°C - 97.24°C
(12.470)(271)
Trailing zeros are significant if there is a decimal point.
True
False
Assume the ruler measures in centimeters. Using significant figures, what is the measurement of the line of the ruler (in centimeters)?
(a)
Trailing zeros without a decimal point are not significant.
True
False
All non-zero numbers (1-9) are significant.
True
False
63, 712, 800 milligrams rounded to 3 significant figures
63, 700, 000 mg
63, 710, 000 mg
63, 712, 800 mg
63, 713, 000 mg
89 135.59 mm rounded to 4 significant figures
89,135.6 mm
89, 100 mm
89, 136 mm
89, 140 mm
What is precision in the context of scientific measurement?
The consistency of a set of measurements and the extent to which they are clustered together.
The extent to which a set of measurements aligns itself with the established true value.
A change in the direction of the rotational axis for a given case of rotational motion.
The number of reliably known digits in a given measurement.
What are significant figures?
They are the reliably known digits that a measurement contains.
They are diagrams representing significant atoms and molecules.
They are measurements which are important to everyday life.
They are units of measurement in the International System of Units.
