What country's king sponsored ferdinand magellan's journey around the world?

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

Use the drop-down menus to choose the right phrases to complete the fourth amendment. the fourth amendment states that "the right of the people to be secure in their persons, houses, papers, and effec against unreasonable shall not be violated, and no warrants shall issue, but upon the exclusionary rule states that evidence cannot be admitted if it was gathered during intro done

Should the united states have continued to fight in the vietnam war after 1968?