You are on a 5th story balcony, 12.5m above the sidewalk. Your friend is walking at 2.50 m/s north along the sidewalk. Where should your friend be in relation to the impact point when you drop the water balloon?

Asun-sized star will spend most of its lifetime as a: white dwarf red giant protostar main-sequence star

Which sentences describe disadvantages of burning fossil fuels instead of using hydrogen fuel cells? burning fossil fuels contributes to climate change. burning fossil fuels takes place inside expensive fuel cells. fossil fuels aren't widely available, but pure hydrogen is. fossil fuels are nonrenewable.

What is a possible result of higher air temperature caused by global warming