Stars are made of very hot gas. This gas is mostly hydrogen and helium, which are the two lightest elements. Stars shine by burning hydrogen into helium in their cores, and later in their lives create heavier elements.
Answer:
It is Conductivity because it is the measure of the ease.
The heat Q transferred to cause a temperature change depends on the magnitude of the temperature change, the mass of the system, and the substance and phase involved.
Explanation:
https://courses.lumenlearning.com/physics/chapter/14-2-temperature-change-and-heat-capacity/
A pot of soup because metal is a better conductor of heat and it stores more heat as well. thermal energy is heat energy.
Potential energy is first transformed into kinetic energy as she pedals, then gravitational as she coasts down the hill.
