Across
- 3. An idea that is thought to be true but is NOT backed by evidence
- 5. Proof that supports or refutes a scientific idea
- 8. An explanation of something in the natural world that can be refuted with new evidence
- 9. review A group of scientists that examine another scientist's experiment
- 11. A prediction about the natural world
- 12. A description of something in the natural world based on facts and no evidence can prove it wrong
Down
- 1. A process of discovery that increases our knowledge about the natural world and helps to explain phenomena and events that occur in the universe
- 2. size The number of individuals used in an experiment
- 4. A judgement based on an opinion
- 6. experiment An experiment where only one variable is changed and all other factors are kept constant
- 7. A personal view or judgement about something in the natural world
- 10. A single test of an experiment