When a Star's Inward Gravity and Outward Pressure Are Balanced

question 63

Multiple Choice

When a star's inward gravity and outward pressure are balanced, the star is said to be:

• A)in gravitational collapse.
• B)in thermal expansion.
• C)in rotational equilibrium.
• D)in hydrostatic equilibrium.
• E)a stage 2 protostar.

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