A high concentration of hydrogen ions means a solution is what? A. very acidic

B. neither acidic or basic

C. neutral

D. very basic

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?

What is the main reason why some developing countries fear the increase the free trade policies around the world?

What does the xylem do? stores the glucose captures the sunlight absorbs oxygen into the leaf carries water from the roots to the leaves