Where do clouds form? Select three options.
at the ground
in the upper atmosphere
near the Earth's surface
where the air has very low humidity
where the atmosphere contains few particles

Aplane travels 1000 miles in 5 hours .what is the planes average speed?

Unpolarized light of intensity so passes through two sheets of polarizing material whose transmission axes make an angle of 60∘ with each other as shown in the figure. what is the intensity of the transmitted beam, st?

Could someone me find the answer to this problem.