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steam engine
it was invented in 1698 by Thomas Savery it created steam which gets converted into energy -
cotton gin
cotton gin was invented by Eli Whitney in 1794 it helped produced a lot of cotton at once -
train
the first train was invented in 1804 by Richard Trevithink, it helped people transport to different places on land -
the computer
the computer was invented by Charles Babbage, the invention was made to be used as a calculator. -
telegraph
telegraph was invented by Samuel Morse in 1837 it helped to sent massages to long distances -
dynamite
the dynamite was invented in 1867 by Alfred noble the dynamite was used to mine easier -
radio
the radio was invented by Nikola Tesla in 1893 in helped communicate long distance talk -
Airplane
it was invented in 1903 it was created by the wright brothers wibur and orville it allowed people to fly to other places -
television
the television was invented in 1927 by Philo Taylor farnsworth it helped entertainment and news