Chem 1A is a first semester course in college chemistry. Topics include atomic theory, the mole concept, stoichiometry, introductory quantum theory, electronic structure, chemical bonding, molecular structure, thermochemistry, solution chemistry, intermolecular forces, equilibrium, and acid-base chemistry.opics include atomic theory, the mole concept, stoichiometry, introductory quantum theory, electronic structure, chemical bonding, molecular structure, thermochemistry, solution chemistry, intermolecular forces, equilibrium, and acid-base chemistry.
Jump Scare. 1  A tactic used in horror movies to scare people, the jump scare is used by unimaginative filmmakers as a cheap method of frightening the audience; i.e, making them literally jump out of their seats.
Wall-Jumping is a technique used in Scratch to make sprites bounce off walls. This allows a character in a project, for instance, to scale up massive heights of walls rather than jumping on individualized sections like stairs. It is commonly used in platformers. This is just one of the ways for wall jumping to work.