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.
World War II. D-Day: The Invasion of Normandy. On June 6, 1944 the Allied Forces of Britain, America, Canada, and France attacked German forces on the coast of Normandy, France. With a huge force of over 150,000 soldiers, the Allies attacked and gained a victory that became the turning point for World War II in Europe.