Samuel Morse Invented The Telegraph The Telegraph was invented in 1837 A Telegraph a system for transmitting messages from a distance along a wire, especially one creating signals by making and breaking an electrical connection.
See Who Invented Fountain Pen And When Below….. Lewis Edson Waterman Invented Fountain Pen. Fountain Pen was invented in 1848. Fountain Pen is a nib pen that, unlike its predecessor, the dip pen, contains an internal reservoir of liquid ink.
See Who Invented F=ma And When Below….. Isaac Newton Invented F=ma. F=ma was invented in 1716. F=ma is From Newton’s second law we have a connection between Forces F and the acceleration a (via mass). F = ma Where; F = Newtons (N) Vector m = mass (kg) Scalar.
See Who Invented Exams And When Below….. Henry Fischel Invented Exams. Exams was invented in 1806. Exams is an official test that shows your knowledge or ability in a particular subject.
William Sealy Gosset invented T Test T Test was invented in 1908 The t-test is any statistical hypothesis test in which the test statistic follows a Student’s t-distribution under the null hypothesis
A T-square is a technical drawing instrument used by draftsmen primarily as a guide for drawing horizontal lines on a drafting table
Ronald J. Packard Invented K 12 K 12 was invented in April 2000 K 12 is The k 12 is a program that covers kindergarten and 12 years of basic education (six years of primary education, four years of junior high school, and two years of senior high school [shs] to provide sufficient time for […]