What is the dependent variable and the independent variable in this? Notice: Florida State psychologist Roberto Solace is going to be conducting a study on the effects of temperature on aggression. All interested in taking part of the study should contact him before Friday.

You exhale co2 which is produced during cellular respiration.  co2 combines with the water in your blood's plasma to make up one half of the body's most important buffer pair, carbonic acid.  the more physical activity you engage in, the more co2 your body is producing.  you can see this by putting some of the cabbage indicator in a glass and then blowing bubbles into it through a straw.  can you see a change in the color of the indicator?