Volcanoes play an important role in determining climate change. when a volcano erupts it throws out large volumes of gas and ash into the atmosphere which can influence climatic patterns for years.

Cells tend to have a relatively small and uniform size. why aren’t cells larger?

Johnny rode his bike to a friend's house 4 blocks down the street in his neighborhood. he immediately rode back home once he realized his friend was not able to play. what was his displacement for the total bike ride? how did you determine this? what could we use as a reference point to determine he was in motion during his bike ride? why can you use it as a reference point

Why does it matter if osmosis is put into a “scab” or a “nosebleed? ” where would that leave him?