Which statement describes a benefit of a model that uses three balls to model the Sun-Earth-Moon system? A. Every aspect of the solar system can be modeled by the balls. B. It can be used to represent motions that are too fast to be studied easily 11 C. The only information shown is how eclipses happen. D. It represents a very large, complex system.​

An automobile steering wheel is shown. what is the ideal mechanical advantage? if the ama is 8, what is the efficiency of the steering wheel?

J. j. thomson’s experiment disproved the theory that an atom

Agroup of students were investigating the force of gravity. they began by dropping a foam ball from a height of 3 meters into a bucket of sand. the ball hit the sand in 0.306 seconds. they dropped additional balls of approximately the same diameter, but of different masses. here is the data they collected. based on this experiment and the collected data, what would their conclusion be?