Across
- 4. An instrument for observing very small objects.
- 5. the question that you want to solve or the thing you want to know.
- 6. A person who has expert knowledge of some branch of science.
- 9. These help scientists make a hypothesis or collect data during an experiment.
- 10. The part of an experiment that is not being tested and it's used for comparisons.
Down
- 1. An educated guess.
- 2. Things that are changing on an experiment.
- 3. A trial or test, carried out under controlled conditions, to discover something unknown, to verify a hypothesis.
- 7. The summary of an experiment and its result.
- 8. Facts or information from which conclusions can be drawn.