Examlex
With which object would the wave nature of matter be significant?
George H.W. Bush
The 41st President of the United States, serving from 1989 to 1993, known for his leadership during the end of the Cold War and the Gulf War.
Berlin Wall
A fortified barrier that divided Berlin from 1961 to 1989, built by the German Democratic Republic (East Germany) to prevent East Germans from fleeing to West Berlin and West Germany.
East Germany
Officially the German Democratic Republic (GDR), a state that existed from 1949 to 1990 in the eastern part of Germany, established after World War II and during the Cold War.
CIA
The Central Intelligence Agency, a civilian foreign intelligence service of the federal government of the United States, tasked with gathering, processing, and analyzing national security information.
Q10: Calculate the frequency,in hertz,of photons of light
Q23: Which of the five major divisions of
Q26: The mass number (A)of a nuclide is
Q28: A sound wave in air travels at
Q45: Generally,the solubility of gases in liquids increases
Q49: If a wave has a frequency of
Q67: A doorbell has an input voltage of
Q69: A flashlight beam is seen because of<br>A)
Q71: A CD player uses a laser whose
Q168: What scientist discovered more elements than any