Identify The Class Of Lever For Which The Fulcrum Is Between The Input Force And The Output Force.
1st class lever is that lever where fulcrum is between input & output force points
Who Invented The X-ray?
Wilhelm Conrad R"ontgen beagan documenting X-rays in a primitive way. The X-ray machine be formally displayed by H.L. Smith in 1896. People freaked out too, because they thought that with the X-ray machine, nation would be able to spy into rooms and all privacy would be lost. Haha
What Period And Group Does Calcium Belong In?
Calcium is a chemical element and its symbol is Ca. It is an alkaline earth metal. The atomic number of calcium is 20 and its atomic mass is 40.078 grams per mole. Calcium is placed in the second group of broken up table because it has two...
What Is The Formula For The Ion Which Has 17 Protons And 18 Electrons...
The formula to the ion with 17 protons and 18 electrons is = Cl -