Which of the following is NOT a clear example of the application of the principle of specificity? A lifting weights to buld muscle strength B running to become a better runner C bicycling to build leg striength D swimming to improve coorsination. HURRY PLEASE :/

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.

Ryan is examining the energy of the particles in a bar of gold. what is ryan most likely studying?

Carbon tetrachloride (ccl4) is ionic or convalent