Across
- 3. use your data to draw a _____ about the pattern or link between the two variables
- 8. A statement suggesting what will happen in the future, based on observation, experience or a hypothesis
- 9. The has used for Bunsen Burner flames
- 10. The number of collisions taking place per unit time
- 12. the minimum quantity of energy which the reacting species must possess in order to undergo a specified reaction
- 14. The number of particles per unit volume
- 15. A substance that speeds up a chemical reaction but remains chemically unchanged itself at the end of the reaction
Down
- 1. An explananation of chemical reactions in terms of reacting particles colliding with sufficient energy for a reaction
- 2. The maximum and minimum values if your dependent and independent variables
- 4. If someone repeats you’re experiment with the same method but different equipment they should get the same result
- 5. The variable that you change or select
- 6. A ____ is one in which only the independent variable has been allowed to affect the dependent variable.
- 7. The gap between readings
- 11. A type of systematic error caused by measuring instruments with a false zero
- 13. _____ are results which are clearly out of line from the results of pattern expected