The following characteristics describe which type of mixture, homogeneous or heterogeneous? the substance is mixed uniformly throughout and each part of the substance contains the same ratio of materials with the same properties. a. homogeneous mixture. b. heterogeneous mixture.

the molecules move in straight line until they collide with each other or with the walls of the container. collisions are perfectly elastic; when two molecules collide, they change their directions and kinetic energies, but the total kinetic energy is conserved.

explanation:

colorless gas, exhibiting a blue glow when placed in an electric field

b) solid

its a type of rock