For science class, liam, carlos, and xur are studying how precipitation levels can vary in different parts of their city. What is the best procedure for collecting the data?

Consider the model of the oxygen cycle on earth. the majority of earth's oxygen reservoirs are found in the a) atmosphere. b) biosphere. c) hydrosphere. d) lithosphere.

The nervous system interacts with the endocrine system by a. using hormones as connections b. sending nerve impulses directly to glands c. using neuroendocrine cells as connections d. sending neurotransmitters directly to neurons

Iwanna go do something with my ideas? ?