1. For the sun to be stable, the inward and outward forces within the sun must be in equilibrium. part of the fusion reaction. focused in the core. balanced with temperature and density. 2. The parallax of a star is observed because all stars have the same apparent brightness. parallax increases with distance. stars do not move. the observer moves.

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Physics

18 April, 05:06

1. For the sun to be stable, the inward and outward forces within the sun must be in equilibrium. part of the fusion reaction. focused in the core. balanced with temperature and density. 2. The parallax of a star is observed because all stars have the same apparent brightness. parallax increases with distance. stars do not move. the observer moves.

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Guy · Answer 1

1. For the sun to be stable, the inward and outward forces within the sun must be in equilibrium.

2. The parallax of a star is observed because parallax increases with distance.