The atmospheric gases in the thermoaphere are heated___.

Apure solvent has a vapor pressure the vapor pressure of a solution. a. equal to b. lower than c. higher than

Smog is the term used to describe the combination of fog and smoke

The diagram shows the structures of horse and cat forelimbs. what does the diagram suggest about the evolutionary relationship between these two mammals? a. they have homologous structures, indicating a common ancestor. b. they have analogous structures, indicating a common ancestor. c. they have homologous structures, indicating that they do not have a common ancestor. d. they have analogous structures, indicating that they do not have a common ancestor.