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Physical science
Question | Answer |
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gravity | hysics the force that attracts a body toward the center of the earth, or toward any other physical body having mass. For most purposes Newton's laws of gravity apply, with minor modifications to take the general theory of relativity into account. |
scientific model | Scientific modeling is a scientific activity, the aim of which is to make a particular part or feature of the world easier to understand, define, quantify, visualize, or simulate. |
mass | a coherent, typically large body of matter with no definite shape. |
rotation | the action of rotating around an axis or center. |
revolution | a forcible overthrow of a government or social order in favor of a new system. |
revolution | a forcible overthrow of a government or social order in favor of a new system. |
orbit | the curved path of a celestial object or spacecraft around a star, planet, or moon, especially a periodic elliptical revolution. |
solar system | the collection of eight planets and their moons in orbit around the sun, together with smaller bodies in the form of asteroids, meteoroids, and comets. |
axis | an imaginary line about which a body rotates |