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.
The Pacific half of World War II, which began with Japan's attack on the American naval base at Pearl Harbor, Hawaii, on December 7, 1941, ended almost four years later when Japan surrendered to American-led allies on September 2, 1945.The surrender came after the United States had dropped two atomic bombs on Japan.y Steve Jones. After suffering devastating casualties at each others' hands during World War II, the U.S. and Japan were able to forge a strong diplomatic alliance.