Which one of the following does not involve a change of state? * Freezing

Melting

Expansion
Boiling

Why does asexual reproduction result in offspring with identicle genetic variation

Which of the following natural processes is most likely to support the formation of an underwater sinkhole? a pollution buildup from deposited minerals b limestone cave collapsing due to changes in sea level c erosion of large amounts of sand moved by ocean waves d oxidation of rock formed by chemical weathering

How much carbon is stored in the atmosphere as co2