Air has a density of approximately 1.2 kg/m where as carbon dioxide (CO2) has a density of 1.98 kg/m? If both gases were put into a glass, which gas would be on the bottom and which would be on the top of the glass? Explain your
answer.

Been sitting here trying to take this test and don't know this answer! place the events of a feedback mechanism associated with body temperature in the correct order. ·nerve cells send message from skin to the brain ·body returned to normal temperature around 98.6 degrees f ·temperatures regulation center in the brain sends out signals ·body temperature exceeds 98.6 degrees f ·sweat glands throughout the body activate to cool off skin surface it is a 1 through 5 question in biology!