NEED LIKE RIGHT NOW ASAP (NO LINKS PLEASE) THANK YOU what is a wave and how it transverses energy

1. list three scientific reasons cockroaches may fly.

What effect would average population growth have on land usage? a. urban use of land would rise to more than 30 percent of available land. b. industrial use of land would rise to more than 30 percent of available land. c. the percentage of available land used as cropland would stay the same. d. cropland would fall to about 10 percent of available land.

How is the solubility of a carbon dioxide gas in water increase?