A. She says that as increase in pressure increases the volume of helium gas. B. She says that a decrease in pressure decreases the volume of helium gas.

C. She says that a decrease in temperature increases the volume of helium gas.

D. She says that an increase in temperature increases the volume of helium gas.

Use the ratio form of kepler’s third law, = , and the data provided to determine the time it takes mars to orbit the sun. round your answer to the nearest tenth. earth’s orbital period = 1.0 earth year earth’s distance from the sun = 1.0 au mars’s distance from the sun = 1.5 au it takes mars about ⇒ 1.8 earth years to orbit the sun.