Answer to Question #68518 in Physics for janet

Question

Write 4 to 5 sentences about what Chapter 1 says about the early scientists from Aristotle to Galileo thought about the nature of motion. (Hint: Need to include Aristotle, Galileo, and Copernicus.
Provide the time dilation equation found in Section 15.4 of the text. Explain each step of the derivation.
At the outer edge of a rotating space habitat, 130 m from the center, the rotational acceleration is g. What is the rotational acceleration at a distance of 65 m from the center of the habitat? Be sure to show all work and steps to support your answer.
What speed must you toss a ball straight up so it takes 4 s to return to you? Be sure to show all work to support your answer. Use formula V=gt.