Which of the following options is correct?Consider two engines, one a reversible Carnot engine and the other an irreversible engine. If we operate both engines between the same two heat reservoirs, and both engines draw the same amount of heat from the hot reservoir, then the heat expelled from the irreversible engine into the cold reservoir will beA) greater thanB) less thanC) the same as the heat expelled from the reversible engine into the cold reservoir.

F500 j of energy were added to 1 kg of each of these samples, which would experience the least temperature increase?

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.

Which of the following is an example of units for speed