Many different chemicals burn and produce flames, but different chemicals have different chemical properties, and produce different amounts of energy when they burn. Those which produce more energy, will also produce hotter flames.
At the Freezing Point the particles in an object have no kinetic energy
Matter is anything that takes up space and has mass. Taking up space means that an object has a measurable volume. Mass indicates how much force is required to move the object. Variations of matter include classical matter and dark matter.
Answer: 2
Bc when you subtract 12 from 14 you get 2