History of Communication and Transportation

Early humans used ____________ and gestures to communicate.

People drew pictures called ____________ on cave walls.

The invention of ____________ made it possible to write down information.

Ancient Egyptians used a type of paper called ____________.

Messengers on ____________ were used to carry important news long distances.

The invention of the ____________ in the 1400s helped spread information quickly.

____________ is a system of sending messages using flashes of light.

The ____________ was invented by Samuel Morse and used electrical signals to send messages.

The code used with the telegraph was called ____________ code.

Alexander Graham Bell invented the ____________ which allowed people to talk to each other over long distances.