The mass of an object given its volume is the density of the object. This hold true for any medium, whether it be liquid, gas, solid, etc. The density of an entity is crucial to its identity.
Answer:
Water, carbon dioxide, and oxygen are among the few simple molecules that can cross the cell membrane by diffusion (or a type of diffusion known as osmosis ). Diffusion is one principle method of movement of substances within cells, as well as the method for essential small molecules to cross the cell membrane.
Answer:
earth sun
Explanation:
Thp90% of the earth uses solar energy
Composition is what it's made of vs texture being what the substance feels like.
