About this video
This video shows how people measured tiny amounts of time called milliseconds a long time ago! They used a special machine with spinning parts and lights to do it. It's like a super old-fashioned camera!
🧠 Quiz & Trivia
Test your knowledge after watching!
Q1 What is a millisecond?
Answer: A very small amount of time!
Q2 What did the machine use to measure time?
Answer: Spinning parts and lights!
Q3 Who made the best cameras in the early 1900s?
Answer: The people who made Leica cameras!
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