The steam engine is a machine that uses power to perform mechanical work through the agency of heat

Who?

The people that invented the steam engine were, James Watt, Thomas Newcomeb, Edwartd Huber, and Edward Somerset ( 2nd Worcester Geni)

The steam engine was invented on 1712.

The invention matters because the steam engine made daiy life easier. For example, you could get to work faster or on time more often. Steam engines also helped produce certain objects that are important in daily life.

The spinning jenny is a early multiple - spindle machine for spinning cotton or wool.

Who?

The peson (s) who invented the spinning jenny was James Hargreaves.

When?

The spinning jenny was invented in 1764.

Why?

Why the spinning jenny matters is because the spinning jenny helped with improving the efficiency and production of textiles. The spinning jenny mainly matters to people who make wool or cotton.

The Cotton Gin is a machine for cleaning cotton of its seeds.

Who?

The person who invented the Cotton Gin was Eli Whitney.

When?

The Cotton Gin was invented in 1794.

Why?

The reason why the Cotton Gin matters is because the Cotton Gin dramatically reduced the amount of time taking seeds out of cotton. This also meant cotton could be grown quicker.

The telegraph is a communication system that sends information by making and breaking an electrical connection.

Who?

The people who invented the telegraph were André-Marie Ampére and David Alter.

When?

The telegraph was made in the 1830s and 1840s.

Why?

The reason why the Telegraph matters is because the Telegraph allowed instant communication over vast distances for the first time in human history. This also helped partly with future wars and battles.

The Sewing Machine is a machine which is used to sew two or more pieces of fabrics.

Who?

The person who invented the Sewing Machine was Elias Howe

When?

The Sewing Machine was invented in 1829.

Why?

The reason why the Sewing Machine matters is because a Sewing Machine helps you earn money with art that you like to do. The Sewing Machine also matters because the Sewing Machine helps produce clothing better and faster.

The Internal Combustion Engine is a class of heat engine wherein the chemical energy of fuel is transformed into shaft work.

Who?

The people who invented the internal Combustion Engine were Nicolaus Otto, Étienne Lenoir, George Brayton, and Samuel Brown.

When?

The Internal Combustion Engine was made around 1860.

Why?

The Internal Combustion Engine matters because the Internal Combustion Engine provides outstanding drivability and durability, with more than 250 million transportation vehicles in the United States relying on them. Along with them gasoline or diesel, they can also utilize renewable or alternative fuels (e.g., natural gas, propane, biodiesel, or ethanol).

The Phonograph is an instrument for reproducing by means of the vibration of a stylus.

Who?

The people who invented the Phonograph were Thomas Edison, Emile Berliner, Charles Cros, Eldridge R. Johnson, and Joseph Sanders.

When?

The Phonograph was invented in 1877.

Why?

The Phonograph matters because the Phonograph lets people listen to their own type of music, when they want ,wherever they want, and for as long as they want to. Lastly the phonograph makes music available to more people.

The typewriter is a machine with keys for producing alphabetical characters, numerals, and typographical symbols one at a time on paper inserted around a roller.

Who?

he people who invented the typewriter were Christopher Latham Sholes, William Austin Burt, Henry Mill, Rasmus Malling - Hansen, Samuel W. Soulé, Frank Edward McGurrin, and James Fields

When?

The Typewriter was invented in 1868.

Why?

The Typewriter matters because they are a great way to keep your files safe and protect your personal information. Another reason why the Typewriter matters is because you don´t need use a print to print a piece, you can use a typewrite with a piece of paper while typing.

The Automobile is a road vehicle, typically with four wheels, powered by an internal combustion engine or electric motor and able to carry a small number of people.

Who?

The people who invented the Automobile were Karl Benz, Etienne Lenoir, Alexander Winton, George B. Selden, Pierre-Joseph Ravel, Arthur Constantin Krebs.

When?

The Automobile was invented in 1886.

Why?

The reason why the Automobile matters is because the Automobile enables people to travel and relocate more readily. And plus you can also carry up to a number of 7 people now in Automobiles.

The Airplane is any of a class-wing aircraft that is heavier than air.

Who?

The people who invented the Airplane were the Wright Brothers , Victor Tatin, Alberto Santos - Dumont, and E. Lilian Todd.

When?

The Airplane was invented in 1903.

Why?

The airplane matters because they boost our power of movement and also enhance our vision. Another reason is because the airplane has made other parts of the world better accessible to everyone.