Political scientists use political models to describe which of the following? a. political spectrum b. political shift c. political opiniond. political climate

Animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. reactivate d) a dog is getting hot in the sunlight, so he moves to a shaded area.

What sort of waves exhibit the doppler effect?

Which planet do you think would be easiest for humans to colonize some day?