| Gravity and the Solar System | The Sun | The Terrestrial Planets | The Gas Giants | Small bodies in the Solar System |
|---|---|---|---|---|
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Where did the Sun form?
At the center of the protostellar disk.
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Where is energy created?
Energy in the Core.
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What is the terrestrial planets in order?
Mercury, Venus, Earth, Mars.
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What is Gravity?
A force of attraction between objects that is due to their masses and the distances between them.
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What are sunspots?
Dark areas that form on the surface of the sun.
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What is the Earths satellite?
The Moon
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How did Terrestrial planets form?
When rocky planetismals collided.
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What are the layers of the sun?
Core, radiative zone, convective zone, photosphere, chromosphere, and corona.
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What planet is the planet we know least about
We know least about Mercury.
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What is the law of universal gravitation?
The gravity between objects increases as the masses of the objects increase.
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What is a Solar Flare?
An explosive release of energy that can extend outward as far as the sun's outer atmosphere.
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What is the formation of the Solar System in order?
Solar nebula collapses, the sun forms, the planetesimals form, and planets form
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What is nuclear fusion?
The process by which two or more low-mass atomic nuclei fuse to form another, heavier nucleus.
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