Both of these studies have to do with the sky. however,
focuses on space and structures within it,
like stars and meteorolds, and
focuses on weather elements, like wind currents and cold fronts.

bru what tyep of qus is dis

idk what the options are but

these is a strong electrostatic attraction between the ions hence a lot of energy is needed to overcome this attraction

this is why the boiling points are so high

answer; both surfaces of the membrane are nonpermeable