When volcanoes erupt, they emit into the atmosphere, resulting in a cooling effect on the planet.?

Seed plants that lived during the carboniferous impact life on earth today because a. they are the ancestors of all plant life on earth. b. their remains formed coal, which is an important resource. c. they produced fossils that are used to date many geologic events. d. their presence caused oxygen levels to drop, allowing animals to evolve.

Witch of the following volcano hazards is made up of rocky particles about the size of a grain of sand

About 140,000 japanese died in this japanese city when americans dropped an atomic bob at the end of world war ii