How is the sun classified?

as a giant star
as a medium star
as a white dwarf
as a neutron star

The graph shows the solubility of several different salts in water, across a range of temperatures. according to the graph, which salt can dissolve at a concentration of about 60 g/100 cm3 of water at 40 degrees celsius?

What two fields of study provide the core information that is used to classify organisms?

Which is an example of a population?