WONDER #2560: What is Blockchain?

Question 1 of 3

This Wonder was mostly about...

1. how to connect a computer to a blockchain network.
2. why blockchain is much safer than other technology and should be used to store all of the world’s data.
3. blockchain, a technology that makes Bitcoin possible and has many other possible uses.
4. how to start your own blockchain using your own personal information.

Question 2 of 3

A blockchain is shared across a network of computers called __________.

1. links
2. nodes
3. users
4. locks

Question 3 of 3

Which of the following is NOT a possible use of blockchain technology, according to this Wonder?

1. Storing government documents
2. Stopping fraud in computer gaming
3. Storing voting information
4. Instant messaging

Check your answers online at https://wonderopolis.org/wonder/What-is-Blockchain.