The basis for defining the length of a day is the fact that question 21 options: a. earth moves through 365.25 days a year in its orbit about the sun. b. earth rotates on its axis in 24 hours; i. e., it rotates 15° of longitude per hour. c. earth rotates east to west. d. earth does not rotate; rather, it revolves.

Aregular polygon has angkes of size 150° each. how many side has the polygon

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

Ashot putter releases the shot some distance above the level ground with a velocity of 12.0 m/s, 51.0 ∘above the horizontal. the shot hits the ground 2.08 s later. you can ignore air resistance. how far did she throw the shot?