Unit+2+matter

Thermal energy, the total energy of the uporticler that malu up any matter. Some may lose energy, some may goin from the loss, but total amount stays the same. A slow of energy from warmer matter so cooien matter. Heat, energy is always transfured from warmer to cooler matter. Nat matter on earth gets into thermar energy. Temperature, measures the auerege motion of the particles in a substince. Expand, take up more space and grow larger. Contract, take up less space, decreaces. Water 2 Ice, go in a formal ring, take more space. Bolloon, hot air is less dence lifs the Bolloon. Conduction, the flow of energy between one object and another by direct contact. Convection, liquidst gases,a circular curent,heat in your home, lava lamp. Ravation, transfer of heat with out the use of matter.