find these elements on the isotope graph on page 66. how many stable isotopes does each element have? oxygen, o neodymium, nd copper, cu

in tropical forests it typically is hot with a lot of rain. when what is hot, it starts to evaporate and turn into water vapor.

phosphorus cycle

explanation:

the phosphorus cycle is the way that compounds of the element phosphorus, an essential nutrient, are recycled in the environment. plants absorb phosphorus compounds from the soil, and decaying organic matter, including both plant matter and animal droppings, returns it to the soil. phosphorus is a vital part of atp, the energy currency of all cells, and is vital to all forms of life.