In diffusion particles travel naturally (without cellular energy) from areas of concentration to areas of concentration. A: low to high
B: high to low
C: high to equal
D: low to equal

How have the greenhouse gasses increased from the year 2000 to 2018

Amap that uses a range of colors and shading to represent the elevation, depth, or landscape of specific features on earth is a/an map.

How are evaporation and sublimation similar? a both involve the formation of a gas. b both release energy to the surroundings. c both take place throughout a solid. d both take place at the surface of a liquid.