Under tha articles of confederation , why didn't the national government enforce the laws

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

Describe the indian removal from north georgia. was the evacuation carried out according to plan? explain

15 points and brainliest if right which of the following was not a european achievement during the middle ages? gothic style architecture the canterbury tales by geoffrey chaucer troubadours grand canal