What is the system of checks and balances? Provide at least two examples of how one branch of government can "check" the power of another branch of government

Which of harriet martineau’s books is a foundational treatise on sociological data collection?

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

Which of the follow modern activities would only have been possible after the neolithic revolution