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Planets would crash into the Sun if it weren't for ( tangential velocities, vast distances from the sum, inverse-square law, relatively small masses, or the fact that they are beyond the main gravitation of the Sun)

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Final answer:

Planets do not crash into the Sun due to their tangential velocities, vast distances from the Sun, and the inverse-square law of gravitational force.

Step-by-step explanation:

The reason planets do not crash into the Sun is because of their tangential velocities, vast distances from the Sun, and the inverse-square law of gravitational force.

Tangential velocities refer to the velocity of an object moving in a circular path. Planets have tangential velocities that are perpendicular to the force of gravity from the Sun. This velocity prevents them from falling directly into the Sun.

Vast distances from the Sun provide a gravitational force that is weaker as the distance increases. The inverse-square law states that the force of gravity decreases as the square of the distance increases. This means that as planets move further away from the Sun, the gravitational force pulling them towards the Sun diminishes.

Therefore, the combination of tangential velocities and the weakening gravitational force due to distance allows planets to maintain stable orbits around the Sun without crashing into it.

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