How do high- mass stars make it more difficult for a molecular cloud to form more stars?
A)Ultraviolet photons heat the gas.
B)Radiation pressure pushes ionized gas away.
C)Ultraviolet photons ionize the gas.
D)Strong winds push gas away.
E)All of the above

Question

Quizplus · Accepted Answer

High mass stars emit strong ultraviolet radiation that can heat and ionize the gas in a molecular cloud, and also produce strong winds that push away the gas, making it more difficult for the cloud to collapse and form new stars.

How Do High- Mass Stars Make It More Difficult for a Molecular