Light from the sun travels through space to earth's atmosphere.

which will light waves do when they move from empty space into matter made up of different gases?

a. move at the same speed
b. move faster as they transmit
c. slow down and refract
d. speed up and reflect

Ne way in which elements differ from each other is the structure of the electron cloud in each element's atoms. in an electron cloud, an electron that is farther away from the nucleus has

2) a cubical block of stone is lowered at a steady rate into the ocean by a crane, always keeping the top and bottom faces horizontal. which one of the following graphs best describes the buoyant force b on this block as a function of time t if the block just enters the water at time t = 0 s?

If we decrease the amount of force and keep all other factors the same what will happen to the amount of work