Across
- 3. In a _____ test, one variable at a time is changed.
- 5. to finish
- 10. to review, inspect or check out
- 11. used to connect a clamp to a retort stand
- 13. to do over and over
- 15. used to measure temperature
- 16. to work out, recognise or point out
- 19. the variable you change in an experiment
- 20. the smallest of lowest value
Down
- 1. the study of energy, forces and motion
- 2. the study of life
- 4. a chart also called a sector graph
- 6. the variable you measure or observe in an experiment
- 7. information from our senses or measuring instruments
- 8. the greatest or highest value
- 9. a unit for a volume measurement
- 12. these glasses protect your eyes
- 14. what you hope to achieve or show in an experiment
- 17. to talk about something
- 18. the colour of a Bunsen burner safety flame