Weegy: Line spectra are used to classify a star based on its temperature and luminosity.
User: in a star, nuclear fusion occurs in the
Weegy: In a star, nuclear fusion occurs in the cores.
User: what's responsible for preventing the gas giants from collapsing into a star
Weegy: Their fast rotation rates result in centrifugal force is responsible for preventing the gas giants from collapsing into a star.
User: look at the figure above. which position of the earth represents a solstice
Weegy: Middle of summer is the position of the Earth which represents a solstice.
User: which scientist developed the theory of gravitation and used it to explain the orbits of celestial bodies
Weegy: Isaac Newton developed the theory of gravitation and used it to explain the orbits of celestial bodies.
User: which of the terrestrial planets is the largest
Weegy: Earth is the largest terrestrial planet.
User: all of the planets in earth's solar system must follow the same plane of motion. what's this plane called
Weegy: All of the planets in Earth's solar system must follow the same plane of motion. This plane is called
Plane of the ecliptic.
User: which of the following can be used to determine the composition of a star
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