What most contributed to the strength of ancient Chinese dynasties? They maintained good farmland by managing the rivers. They kept outside invaders from crossing the Himalayas. They protected the grasslands so that they stayed green for herding. They guarded the seas so that outsiders could not invade the coasts.

What was a result of the industrial revolution in the united states

Marine exptoration of oil uses seismic waves to locate oil in the seabed. what is a negative impact from seismic waves on the aquatic ecosystem of the ocean? a.seismic waves kill microoganisms b.seismic waves disrupts the sand and causes seafloor erosion c.seismic waves have virtually no adverse affects on marine life d.seismic waves damage the sonar that dolphins and whales use to orient themselves underwater

To reinforce your understanding of the early days of the great depression, take the perspective of president herbert hoover. from his perspective, write three to five sentences that develop and expand on the following topic sentence: i believe the best way to end the great depression is . .