Exton and Shah measured that distance as 0.12 meters, or 0.12 meters per cycle. Multiplying something measured in âmeters per cycleâ by something in âcycles per secondâ will give a measurement in âmeters per second.â That's the wave's velocityâthe speed of light.
The US declared war on Japan (unanimously in the Senate, and 388 to 1 in the House of Representatives) on 8 December 1941 thus entering WWII. The declaration was in response tâ¦o the bombing of Pearl Harbor on 7 December 1941.
This Day in History: 06/6/1944 - D-Day. This Day in History - June 6, 1944, The United States and allied troops invaded at Normandy. This was the largest air, land, and sea invasion in history. The goal was to surprise Germany, but Germany was ready to fight. It was the beginning of the end of World War II.