Step 7 – Interpreting and Evaluating (1)
Finding a pattern in the results
|When we increased||temperature (°C)|
|There was ...||
number of seeds
|an increase in the|
|a decrease in the|
|no change in the|
The pupils are now asked to ‘make sense’ of their results.
Step 7 – Interpreting and Evaluating (2)
Drawing a valid conclusion
|Was the investigation a fair test?||YES||NO|
|The conclusion from our investigation is ...|
|The number of seeds germinating is controlled by temperature. When you increase the temperature the number of cress seeds germinating increases.|
If they are satisfied that the experiment represented a fair test, they may now draw a conclusion from their investigation.
If the experiment was not a fair test, no conclusion may be reached.