List 2 ways scientists can observe the earth.

What is responsible for the uneven heating between the poles and the equator on any given day

What is a food web? a. the structure used to trap food b. a set of complex carbohydrates c. a group of interconnected food chains d. the pattern of food nutrition

Every time there is a full moon, mrs. cook insists that students in her classes display strange behavior. what would be the best way for her to prove the validity of her theory? a. keep a journal of student behavior during different phases of the moon cycle b. research data to find concrete evidence of a link between the moon cycle and human behavior c. ask students to keep a journal of how they are feeling during different phases of the moon cycle d. survey other teachers in the building to see if they notice similar behaviors during the full moon