AP Chemistry

Essential knowledge 1.A.1 (EK1.A.1)

Molecules are composed of specific combinations of atoms; different molecules are composed of combinations of different elements and of combinations of the same elements in different amounts and proportions.

AP Physics II

Fluids: Essentials Knowledge 1.E.1

Matter has a property called density.

AP Physics II

Essential Knowledge 5.B.2

A system with internal structure can have internal energy, and changes in a system’s internal structure can result in changes in internal energy. [Physics 1: includes mass-spring oscillators and simple pendulums. Physics 2: includes charged object in electric fields and examining changes in internal energy with changes in configuration.]