Describe the moment magnitude scale, and explain why it is useful in measuring earthquakes

True or false: the cycle of seasons on the earth is caused by the tilt of the earth on its axis toward and away from the sun.

At 20∘c, the hole in an aluminum ring is 2.800 cm in diameter. you need to slip this ring over a steel shaft that has a room-temperature diameter of 2.804 cm . 1. to what common temperature should the ring and the shaft be heated so that the ring will just fit onto the shaft? coefficients of linear thermal expansion of steel and aluminum are 12×10−6 k−1 and23×10−6 k−1 respectively.

Which of the the following are examples of projectile motion of both projectile motion and two dimensional motion