1.2 - SIGNIFICANT FIGURES
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Practice Questions
Test your understanding with targeted questions
How many significant figures are in the measurement 0.0079?
💡 Hint: Focus on the non-zero digits.
What are the significant figures in the number 20304?
💡 Hint: Count all non-zero digits.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What are significant figures used for in measurements?
💡 Hint: Think about what significant figures convey.
True or False: The number 200 has two significant figures.
💡 Hint: Consider how trailing zeros affect the count of significant figures.
1 more question available
Challenge Problems
Push your limits with advanced challenges
You measured the mass of a rock as 85.870 grams and volume as 40.0 cm³. Calculate the density and present it with the correct number of significant figures.
💡 Hint: Review how to round according to significant figures.
If you calculate 3.005 - 0.0056 and want to report the answer correctly, what should it be?
💡 Hint: Pay attention to the decimal places in subtraction.
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