Flashcard on Thomas Edison

Front

Who was Thomas Edison?

Back

Thomas Edison was an American inventor and businessman known for creating many devices, including the phonograph and the electric light bulb.

Front

What is a phonograph?

Back

A phonograph is a device that plays recorded sounds, allowing people to listen to music or voices.

Front

What did Edison invent that helped people communicate through sound?

Back

Edison invented the phonograph.

Front

Who invented the telephone?

Back

The telephone was invented by Alexander Graham Bell.

Front

What was the main focus of Edison's work after selling the phonograph rights?

Back

Edison's main focus was on developing the electric light.

Front

In what year did Edison improve Bell's telephone?

Back

Edison improved Bell's telephone in 1877.

Front

What was the significance of the 1876 Centennial Exhibition for Edison?

Back

At the 1876 Centennial Exhibition, Edison was inspired by a device called a 'telephone'.

Front

What is the electric light?

Back

The electric light is a device that produces light using electricity, which Edison worked to improve.

Front

What did Edison do to the light bulb?

Back

Edison improved the design of the light bulb to make it more efficient and longer-lasting.

Front

What is communication through sound?

Back

Communication through sound refers to sharing information using spoken words or music, which the phonograph allows.