Morgan was interested in studying how much carbon dioxide gas could be produced
from yeast. She measured the amount of gas produced in milliliters (mL) from five
samples of yeast dissolved in 200 mL of water of different temperatures. What were
Morgan's independent and dependent variables?
O The independent variable was the temperature of the water, and the dependent variable was
the volume of the water used.
O No answer text provided.
O The independent variable was the temperature of the water, and the dependent variable was
the amount of gas produced.
O The independent variable was the amount of gas produced, and the dependent variable was
the temperature of the water.
The independent variable was the amount of gas produced, and the dependent variable was
the air temperature in the room.