Fill in the blank: A(n) is an explanation based on a body of facts that scientists have repeatedly confirmed through observation and experiment. Scientific Theory
Hypothesis
Observation
Belief

Which of the following is a difference between a food chain and a food web? selected: a. food webs contain both plants and animals. food chains only contain animals.this answer is incorrect. b. food webs show energy transfer. food chains show which animal eats which animal. c. food webs separate organisms by tropic level. food chains do not. d. food webs are a complex patterns of energy flow. food chains only show one line of energy flow.

If the birth rate of a population of dolphins is 2.0, the death rate is 0.5, and the population size is 100, what is this dolphin's population growth?

Were does condensation occur? a) hydroshereb) lithosherec) boishered) atmosphere