Which of the selections completes the following nuclear reaction? (2.5 points) y + 20 Caca+_ O A beta particle
O A neutron
O A positron
O An alpha particle
O Gamma radiation​

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.