BBC1 年
What needs to be considered when investigating a phenomenon?
So going back to the solar panel experiment example, if the student used an ammeter to measure the voltage – the results would be invalid. This is because the student measured the wrong thing ...
BBC2 年
Investigating scientific phenomenon - OCR 21st Century
So going back to the solar panel experiment example, if the student used an ammeter to measure the voltage – the results would be invalid. This is because the student measured the wrong thing ...