Astudent reported that a limp stalk of celery became crisp when placed in ice water if a hypothesis is shown to answer several different natural phenomena or supported by other evidence it can be reconsidered to be a ?

a theory a law a scientific thesis an observation

How does the nervous system affect the excretory system?

Tropical rain forests support more species per unit area than any other terrestrial ecosystem. what is one way rain forests are important to the health of the biosphere?

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.