Question

Find out the independant, dependant or controlled variables for :
- temperature
- volume of water
- number of oxygen bubbles given off
- mass of potassium hydrogen carbonate
- light intensity
- length of pondweed used
- time period for which bubbles are counted

Thank you! Will give medal and fan :D x

Answer 1

just type in temperature and independent, dependant, and controlled variable on good and you should get some results

Answer 2

Okay, thank you x'D