Who invented the ultrasound machine?How do Ultrasound Machines Work:Ultrasound machines work by sending specific sound waves into the human body to detect any disruptions in the bones or the human tissue. This technology is routinely used to determine the various stages in pregnancy and bone ...
Who invented electronic balance?The invention of the equal-arm balance dates back at least to the time of the ancient Egyptians, possibly as early as 5000 bc. In the earliest types, the beam was supported at the centre and the pans were hung from the ends by cords....
Who invented the welding machine? Welding Machine: Welding machines are used to fuse two pieces of metal together. These machines are used in the construction of buildings, laying down of bridges and railway lines. Answer and Explanation: Become a Study.com member to unlock this answer! Create...
At the time, elevators that operated on a cable system were considered unreliable and dangerous, because, if the ropes broke, the elevator plummeted to the bottom. Freight could be damaged, but, more importantly, passengers were often killed by the fall. The person who found a solution to th...
The first car was invented not by a German, but_63_ an American.64name was Henry Ford.Henry was borm in a poor family. He was the eldest of six children. When he was a boy, he became_65_inmending(修理) watches and machines(机器). When he was twelve years old, his mother died....
Charles Babbage - The Man who invented the Computer► For vocabulary guide, see below.WHO invented the first computer? And when?The answer will surprise you: it was Charles Babbage, in the year 1832. Babbage, who was born in London in 1791, was a great mathematical genius. He was a ...
1 ()9.It was Marie Curie who radium and X-ray machines.A.invented;discoveredB.discovered;inventedC.founded;inventedD.discovered;found( )9.It was Marie Curie who_radium and__X-ray machines. A. invented; discovered B.Discovered; invented C.founded; invented D.Discovered; found 2It was Ma...
By 1895, other people hadinvented various machines for showing movingpictures, but many of these could only be watched byone person at a time. Thomas Edison was one of thefirst to show very short films to audiences of 20 ormore people. His films showed acrobats(杂技演员)and dancers ...
Creating a Keurig coffee maker that was small enough to fit on the kitchen counter while being affordable for families to buy took a bit of time. While the company was relying mostly on the sales of their K-Cupsto the officesand coffee shops who’d purchased the original brewing machines,...
3.The question of (61)who invented the computer cannot be answered with a single name.Throughout history.many different people have helped in the development of this machine.It could be said that the first computer(63)that could store programs was the