Practice Questions
Test your understanding with targeted questions related to the topic.
Question 1
Easy
Convert 5000 to scientific notation.
💡 Hint: Move the decimal point three places to the left.
Question 2
Easy
Write 0.0045 in scientific notation.
💡 Hint: Identify the significant digits and how far to move the decimal.
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Interactive Quizzes
Engage in quick quizzes to reinforce what you've learned and check your comprehension.
Question 1
What is the scientific notation for 10,000?
- 1.0 × 10^4
- 1.0 × 10^3
- 1.0 × 10^5
💡 Hint: Consider how many zeros follow the 1.
Question 2
True or False: In scientific notation, all digits in the mantissa are significant.
- True
- False
💡 Hint: Think about how scientific notation communicates precision.
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Challenge Problems
Push your limits with challenges.
Question 1
Express the speed of light (299,792,458 m/s) in scientific notation.
💡 Hint: Move the decimal point until only one non-zero digit remains on the left.
Question 2
In a chemistry experiment, a substance has a concentration of 0.000000025 moles per liter. Express this in scientific notation.
💡 Hint: Identify the number of significant figures and move the decimal correctly.
Challenge and get performance evaluation