By: Chris Williams – Engineering Class

Period H – The Telephone

Telephone

The telephone

was invented

in March of

1876 and is

used for

transmitting

and receiving

calls through

device by

human voices.

When was this product invented?

The telephone was invented by a man named Alexander Graham Bell.

Alexander Graham Bell was a scientist, an engineer, and an inventor. Alexander was born in Edinburgh on March 3, 1847.

Who invented the product?Who is Alexander Graham Bell?

Explanation of Why Alexander invented the telephone.

The Telephone is used to help people communicate with each other from a distance. Alexander invented it because he invented many things and he wanted to transmit telegraphic messages.

Explanation of the Telephone

Alexander testing out the telephone.

Alexander didn’t

use electricity to

create the original

telephone although

some improvements

were made

establishing

electricity to the

telephone. Other

materials are

speakers, a

microphone, a

switchhook, and

some components.

What materials were originally used to make the product?

Alexander Testing The First Original Telephone.

The product was originally made by Alexander who invented many inventions and wanted to transmit telegraphic signals. He used no electricity in the first telephone ever made but converted sound waves into electrical signals and vice versa.

How was the product originally made?

Made By Alexander Bell

What improvements have been made to the product over the years?

Some

improvements to

the telephone are

: You don’t have

to crank the

phone anymore to

call someone,

There’s electricity

being used now

when you’re

calling someone,

and the phones

are much easier

to use now than it

was after being

invented. Also,

These improvements

were made because

Alexander and other

people thought it

would be better and

easier to work the

telephone. After the

telephone was

improved, people

thought the

improvements were

better, easier, and

faster than the

original telephone.

Why were these improvements made?

Who uses the product?Basically everybody in the

world uses the telephone to communicate with others from a distance. (kids, teenagers, young adults, adults, and old people). The is considered one of the greatest inventions ever. Nowadays, people love the telephone/cell phone and love its abilities and the technology used to create it.

Some websites

are:

http://en.wikipedia.org/wiki/Telephone

&

http://inventors.about.com/od/bstartinventors/a/telephone.htm

&

http://www.123helpme.com/preview.asp?id=101591

&

http://www.moah.org/exhibits/archives/talkingwires.html

.

The websites I got my information from.

Major Changes on the product & effects on society and the environment.

Some major changes

on the product

include electricity,

making the telephone

smaller, and making

the telephone work

without a cord. The

effects the cell phone

has on society are

seen through the

quickness of

communication,

business, easier

communication in

wars, and some

negative effects too.

TimelineThe telephone was

invented in 1876. Ever since then it has been improved to:

a “non-electric” telephone

to a electric telephone to a “spin the numbers”

telephone, to a cordless telephone, to the telephones we

still use today.