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¿Cuáles de las siguientes cualidades permiten identificar un cuerpo como planeta? I) Debe ser aproximadamente esférico. II) Debe girar en torno a una estrella. III) Su velocidad debe ser constante.

Sagot :

Answer:

The correct answer is ii) It must revolve around a star

Explanation:

For a celestial body to be called a planet, it must meet at least three characteristics

* rotate around a star

* its mass must be sufficient to maintain hydrostatic equilibrium

* have control over its orbital that is to say to prevent that other body is in its same orbital

if we check the different proportions

i) False. Most of the planets are spheres deformed by their rotation on themselves and around the star

ii) True. It is in accordance with the minimum characteristics of the plants

iii) False .. the orbit of the planet can be elliptical and the speed changes at each point for this at a different distance from the star that is in a focus of the ellipse.

The correct answer is ii) It must revolve around a star

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