Plz hurry the star betelgeuse is 20 times more massive than the sun. what would be the likely impact on the motion of earth if the sun were replaced by betelgeuse? a)orbital radius would increase because the gravitational pull would decrease. b)orbital radius would decrease because the gravitational pull would increase. c)orbital velocity would decrease because the gravitational pull would increase. d)orbital velocity would increase because the gravitational pull would decrease.

Which statement is true according to the kinetic theory? a. molecules of different gases with the same mass and temperature always have the same average density. b. molecules of different gases with the same mass and temperature always have the same average volume. c. molecules of different gases with the same mass and temperature always have the same pressure. d. molecules of different gases with the same mass and temperature always have the same molecular mass. e. molecules of different gases with the same mass and temperature always have the same average kinetic energy.

Which element forms a compound with chlorine with the general formula mci?

The atoms in a have a definite volume, but move quickly enough to overcome the forces of attraction between them. a. solid b.liquid c.gas