It could help them if they pour a bottle of water on soil that has the max water it could hold they could find out just how Watered the ground is. Hope this helps!
Dark matter makes up about 27% of the universe.
Answer: Plants perform photosynthesis more efficiently when carbon dioxide is abundant. This in turn reduces the amount of carbon dioxide in the atmosphere and increases the amount of oxygen
The answer is B. physical because it just is. A physical map shows elevation or like mountain ranges and hills and plateaus
