How much heat energywill b needed to change the temperature of 275g of parrafin oil by 75k. specific heat capacity of paraffin oil is 2130jkgk

What property is a characteristic of a substance that can be observed and does not change the identity of the substance

Apebble is thrown into a calm lake, ripples are formed from the center and move outward. the water particles in the lake travel in a circular pattern that moves up and down on the surface of a lake, and the energy travels a) diagonally. b) downward. c) horizontally. d) upward.

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