How did the Hale-Bopp comet get its name? O The name refers to the comet's shape.
O It was named after the first people to see it.
O A committee of astronomers named it after ancient astronomers.
O The name was at the top of the IAU's comet-naming list

Which statement accurately describes the relationship between air pressure, air density, or altitude? as altitude increases, pressure increases.as altitude increases, air density increases.air pressure and density are lowest at sea level.denser air exerts more pressure than less dense air.

What reaction is taking place? 02 + c3h8 = h20 + co2

A50.0g sample of liquid water at 0.0 c ends up as ice at -20.0 c. how much energy is involved in this change?