Across
- 3. The amount of space an object takes up.
- 8. The smallest unit of an element that retains its properties.
- 10. The factor that is changed by the scientist in an experiment.
- 12. The mass of a substance per unit volume (Density = Mass ÷ Volume).
- 13. Group The group in an experiment that does not receive the independent variable.
- 14. A testable prediction or explanation for a question.
- 17. Two or more atoms bonded together.
- 18. Variable The factor that is measured in an experiment.
- 19. The amount of matter in an object.
Down
- 1. Using the senses to gather information.
- 2. A summary of an experiment’s results.
- 3. A factor in an experiment that can change.
- 4. A substance made of two or more elements chemically combined.
- 5. A change that creates a new substance.
- 6. Method A process used to investigate questions and test hypotheses.
- 7. Anything that has mass and takes up space.
- 9. A conclusion based on observations and prior knowledge.
- 11. Facts, figures, and other evidence gathered through observations.
- 15. A change in appearance but not in substance.
- 16. A pure substance made of only one kind of atom.