How many cubic meters of blood does the heart pump in a 20 years lifetime? Assume the average flow rate is 5 L/min.

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.

According to newtons universal law of gravitation, which would change the parh of the ball so it traces out widest curved path possible?

Work = force × a. work b. energy c. distance d. momentum