click below
click below
Normal Size Small Size show me how
Chapter Three
Solar System
| Question | Answer |
|---|---|
| cresent moon | a tiny sliver of a moon |
| moon | a large, rocky object that orbits a planet |
| waxing | when the moon appears to get larger |
| moon phases | the piece of the moon that is reflected by the sun each night (illuminated) |
| gibbous moon | looks like almost the whole moon |
| new moon | appears as though there's no moon out |
| wanning | when the moon appears to get smaller |
| star | a large object in space that is made of gas and produces its own light |
| galaxy | a system of stars (solar systems) dust, and gases held together by gravity and contained in our universe. |
| universe | everything that exists |
| constellation | a group of stars that when mentally connected, make a picture in the sky |
| orbit | noun- the path the planet takes verb- to revolve |
| rotate | to spin (causes day and night) |
| revolve | to go around something (causes years) |
| planet | a large, nearly round object that orbits a star |
| asteroid | a rocky object that orbits the sun (not spherical and smaller than planets or dwarf planets) |
| meteorite | an asteroid or comet that lands on Earth |
| Meteor | a comet or asteroid that is in Earth's atmoshpere but burns up |
| meteroid | a comet or asteroid that is in space |
| comet | an object made of rock, ice, dust, and gas that revolves aroung the Sun |
| dwarf planet | a sperical object, smaller than a planet that revolves around the sun |
| outer planets | Jupiter, Saturn, Uranus, and Neptune (Larger, last four, have rings, many moons, made of gas) |
| inner planets | Mercury, Venus, Earth, Mars (smaller, rocky, first four, no rings, few or no moons) |