After the entry of the United States into the war, Germany decided its only hope for victory was to:
A. Break through in the west before American troops arrived.
B. Invade Russia to capture needed troops and supplies.
C. Build large battleships to break the British blockade.
O D. Send submarines to attack the coasts of the United States

What important discovery was made by edmond halley and alexis clairaut, using newton's ideas of mathematics and gravity? they created the scientific method to outline how science should be conducted. they were able to find the orbit of a comet and predict the year of its return. they discovered the three newest planets--uranus, neptune, and pluto. they explained why objects appear to have color.

Describe the difference between absolute and relative chronologies. if you were describing a series of events in your life, how could you describe them in two ways?

Who was francis marion and how was he linked to the revolutionary war?