False. Think about how teachers have air conditioners on the top of the windows and how air balloons float up!! Therefore warm hair is lighter then cold air.
Answer:
B. Molecules move from areas of high concentration to areas of low concentration
Explanation:
Diffusion is the spread of something more widely.
If you look at this what do you see the earth and when there is the full moon what do you see.
Answer:
D) keep the area planted with early-successional species
Explanation:
