WILL GIVE BRAINEST + 500 PTS ... 1.Scientists have evidence that the universe is [expanding/shrinking].

2.Objects moving away from Earth appear [blue/red], and objects moving toward Earth appear [blue/red].

3. Light from most other galaxies appears [blue/red], which makes sense if the universe is [collapsing inward/spreading out].

Which simple machine is not part of this compound machine? a. lever b. pulley c. inclined plane d. wheel and axle

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?

Arigid tank is divided into two equal parts by a partition. one part of the tank contains 3 kg of compressed liquid water at 400 kpa and 60°c while the other part is evacuated. the partition is now removed, and the water expands to fill the entire tank. determine the entropy change of water during this process, if the final pressure in the tank is 40 kpa. use steam tables.