This decline disrupted the ecosystem. following a study of the wolves’ impact, ecologists regarded wolves as the ( species of the ecosystem, as their absence caused a ( effect on the ecosystem. a. 1.keystone 2.prey 3.diverse b. 1. direct 2.domino 3.benifical

Which experiment would most likely contain experimental bias

Read the scenario below and answer the question that follows. hallie is reading a novel in the library when susan, her best friend, slumps down in a chair next to her. susan doesn't say anything, but hallie knows that susan is upset because she is slumping in her seat and rolling her eyes. a psychologist would explain that hallie is interpreting her friend's emotion based on a. the behavioral component of emotion b. her friend's ability to regulate emotion c. the verbal component of emotion d. the physiological component of emotion select the best answer from the choices provided a b c d

The pie chart tracks the percentage of renewable energy that's being used in a particular community near the ocean. what are two advantages of using this type of graph for this particular data set?