Across
- 1. the science that seeks to understand the behavior of matter by studying what atoms and molecules do
- 3. a theory or law before it has become well established; educated guess
- 4. describes a process that absorbs heat energy
- 6. the first step of the scientific method
- 7. a fundamental property of materials that relates mass and volume and differs from one substance to another
Down
- 2. a procedure that attempts to measure observable predictions to test a theory or law
- 4. a substance that cannot be broken down into simpler substances
- 5. the smallest identifiable unit of an element