How was the first pop up toaster advertised in 1919?

All native american time were united against their struggle with the european settlers true or false

Which event was the main reason for the announcement of the quit india movement? what were the results of the movement?

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