Yeast and sugar are added to water, the gas produced is captured, and its volume is recorded. Which variables should be held constant during this investigation?

i know the answer, just need an explanation as to why

Question

Biology

Olivia King

13 May, 23:52

Yeast and sugar are added to water, the gas produced is captured, and its volume is recorded. Which variables should be held constant during this investigation?

i know the answer, just need an explanation as to why

+5

Answers (1)

Know the Answer?

Gabriella Page · Answer 1

The amount of yeast, sugar and volume of water used - to ensure the results are unbiast. ONE of the things above should be changed, to ensure there are differences that occur, but the other two must be maintained.

Yeast and sugar are added to water, the gas produced is captured, and its volume is recorded. Which variables should be held constant during this investigation?i know the answer, just need an explanation as to why

Yeast and sugar are added to water, the gas produced is captured, and its volume is recorded. Which variables should be held constant during this investigation?

i know the answer, just need an explanation as to why