What should u look for when identifying a chemical change. Select 3 that all apply. A. The shape changes. B. the color changes . C. the size changes. D light or heat is produced. E. new substances are created . F. the state if matter changes .

The drawing represents the movement of particles in a substance. what changes of state can this substance undergo

What determines the average kinetic energy of the particles in a gas? a. the number of collisions b. the number of particles c. the size of the particles d. the temperature

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks.energy was destroyed inside the blocks.energy was absorbed into the blocks from outside the system.energy was transferred from the warmer block to the cooler block.