Chapter 1: What Is Bitcoin?
What Is Bitcoin?
Bitcoin is a kind of digital money. You cannot touch it like coins or bills. It lives on computers.
People can send bitcoin to each other over the internet.
- No bank in the middle
- Works day and night
- Can move across the world in minutes
Why Was Bitcoin Created?
Long ago, only banks and governments made money.
Bitcoin was made so people could:
- Pay each other directly
- Use money online without a bank
- Send money across countries more easily
Some people also like that no single person controls it.
Key Words
- Bitcoin: digital money
- Cryptocurrency: money that uses secret codes
- Blockchain: a special shared record book
Everyone can see the blockchain. It shows which bitcoins belong to which addresses.
This helps stop cheating, like spending the same bitcoin twice.
💡 This is just Chapter 1. The full content with all chapters, interactive quizzes, and progress tracking is available in the Octo AI app.