1.3.3 - The International System of Units (SI)
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Practice Questions
Test your understanding with targeted questions
What is the SI unit of length?
💡 Hint: Think about common distances we measure.
List two SI base units.
💡 Hint: Remember the fundamental quantities of measuring distance and mass.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What does SI stand for?
💡 Hint: Consider what the acronym might represent in a scientific context.
True or False: There are only 5 SI base units.
💡 Hint: Think about all fundamental quantities used in SI.
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Challenge Problems
Push your limits with advanced challenges
If the speed of light is 3.0 × 10^8 m/s, how many seconds would light take to travel 6.0 × 10^8 meters?
💡 Hint: Use the formula for speed: speed = distance/time.
Convert 5 kilometers to meters and then to centimeters.
💡 Hint: Remember the metric prefixes for each unit.
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