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Space (Brayden)
| Question | Answer |
|---|---|
| Astronomy | The study of space |
| Galaxy | large system of stars held together by mutual gravitation and isolated from similar systems by vast regions of space. |
| Universe | All matter in space |
| Solar System | the sun together with all the planets and other bodies that revolve around it |
| Star | any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night. |
| Planet | Also called major planet. any of the eight large heavenly bodies revolving about the sun and shining by reflected light |
| Nebula | Also called diffuse nebula. a cloud of interstellar gas and dust. |
| Constellation | any of various groups of stars to which definite names have been given |
| Satellite | a natural body that revolves around a planet |
| Gravity | the force of attraction by which terrestrial bodies tend to fall toward the center of the earth |
| What are all the planets in order. | Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune |
| What is the name of our galaxy? | Milky Way |
| How long does it take the earth to rotate around the sun? | 365 1/4 days |
| Why does weight change on different planets? | The different masses |
| Difference between revolve and rotate. | Rotate- spin in circles Revolve- moving around the sun |
| What does gravity do? | It helps us walk, and pulls us downward to keep everything steady. Also, gives us weight. |