Students that get more sleep have better grades what is the iv dv control group and hypothesis

Which term describes the number of waves that pass a given point in a given time? crest frequency trough wavelength

8) 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. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Mcdonalds + you= a. diabetes b. heat disease c. obesity d. all of the above