when was the first mechanical clock invented?
In the early 1300’s
true/ false the invention of the first mechanical clock began to measure time in hours?
true
who invented the pendulum?
Galileo
when was the metallic gear created?
the 1600’s
what does the metallic gear do?
use of the screw in assembling clocks were used first.
what invention enabled iron to be produced in significant quantities?
the blast furnace
when was gun powder invented?
January 1,850 A.D.
when was the printing press invented?
January 1,1456
who invented the printing press?
John Gutenberg
Who invented the toilet?
Sir John Harrington
what year was the telescope invented?
1608
who invented the telescope?
Hans Lippershey
who and when made improvements on the telescope?
In 1668 Sir Isaac Newton made improvements on the telescope.
what year was wall paper invented?
1496 in the first paper mill in England.
where was the first microscope invented?
Netherlands
what year was the microscope invented?
between 1590 and 1608
