Solar System

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What is a dwarf planet?

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A dwarf planet is a celestial body that orbits the Sun and is similar to a planet but does not clear its neighboring region of other objects. An example is Pluto.

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Which celestial body holds 99.8% of the mass in our solar system?

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The Sun holds 99.8% of the mass in our entire solar system.

Tags

NGSS.MS-ESS1-3

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What is the closest planet to the Sun?

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Mercury is the closest planet to the Sun.

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What is the largest planet in our solar system?

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Jupiter is the largest planet in our solar system.

Tags

NGSS.MS-ESS1-3

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What is the 'Goldilocks Zone'?

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The 'Goldilocks Zone' is the region around a star where conditions are just right for liquid water to exist, potentially allowing for life. Earth is located in this zone.

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What is the main component of the Sun?

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The Sun is primarily composed of hydrogen (about 74%) and helium (about 24%).

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What are the four terrestrial planets in our solar system?

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The four terrestrial planets are Mercury, Venus, Earth, and Mars. They are rocky and have solid surfaces.

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What are gas giants?

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Gas giants are large planets that are primarily composed of hydrogen and helium. In our solar system, Jupiter and Saturn are gas giants.

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What is the asteroid belt?

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The asteroid belt is a region in space located between the orbits of Mars and Jupiter, where many small rocky bodies (asteroids) are found.

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What is a comet?

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A comet is a small celestial body made of ice, dust, and rocky material that, when passing close to the Sun, develops a glowing coma and tail.