What percent of global freshwater is estimated to be used for crop irrigation? 90%
2.5%
60%
30%

The scales shown in the introduction measure mass, or the amount of matter in a particular object. the scientific law of conservation of mass states that matter cannot be created or destroyed during a chemical reaction, but it can change from one form to another. did the simulation support this scientific law? explain why or why not.

Which of th following is needed for cellular respiration to occur

The arrows in the illustration point to