Which of these follows from kepler's laws of planetary motion? a- a satellite will slow down as it gets further from the much more massive object it orbits. b- objects attract each other with a force proportional to the product of their masses. c- planets closer to the sun have lower orbital speeds. d- all planets move in circular orbits.

The particles of an ice cube at 0°c (represented by the blue circles) come in contact with the particles of juan’s hand at 37°c (represented by the orange circles). which diagram correctly represents the temperature of the two substances and the direction of heat flow?

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 is the temperature in degrees celsius of a substance with a tempature of 49k