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science
solar system
| Term | Definition |
|---|---|
| mass | a body of coherent matter, usually of indefinite shape and often of considerable size |
| weight | the amount or quantity of heaviness or mass; amount a thing weighs |
| solar system | the sun together with all the planets and other bodies that revolve around it. |
| nebula | a cloud of interstellar gas and dust |
| planetsimal | small peices that they think fromed together to make rock |
| crust | the brown, hard outer portion or surface of a loaf or slice of bread |
| mantale | falls between the mantale and the core |
| core | middle of the earth |