The process of dissolving one substance in another often involves heat; if the solution process is a strictly physical change, the heat is a latent heat. Sometimes, however, the process is accompanied by a chemical change, and part of the heat is that associated with the chemical reaction.
Big marbles, ones that are larger than the standard size marble, are called shooters.. A big marble is also known as the offensive marble. The big marble gleans these names because it is the one shot at other marbles in an offensive manner. Continue Reading.
The pendulum bob is a block of wood into which the bullet is fired. The bullet is stopped within the block and its momentum transferred to the pendulum. This momentum is determined from the amplitude of the pendulum swing. See Ballistics. The spherical pendulum is a simple pendulum mounted on a pivot so that its motion is not confined to a plane.