B. solvent
solute is the substance being dissolved
Answer:
It is important to identify it because the two types of crust are made up of two different types of rock
Explanation:
Hope i helped you
Answer:
6H20 represents six molecules of water
Conduction - by touch
Convection - hot air rises, cold air sinks
Insulation - to insulate or capture heat
Radiation - by waves
Direct contact means touch, therefore the answer would be conduction.