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Sun,earth, moon
10 words
| Term | Definition |
|---|---|
| Satellite. | Point of light |
| Star | Giant ball of superheated gas or plasma, composed of hydrogen and helium |
| Plant | Spherical, orbits the Sun, larger mass then nearby objects |
| Meteor | A streak of light produced when a small piece of rock or ice |
| Comet | A cold mixture of dust and ice that develops a long trail of light |
| Geocentric | earth-centered model |
| Heliocentric | Sun-centered model |
| Ellipse | oval shape of the planets’ orbits |
| Sun | Largest object in our solar system |
| Phase | Different shapes of the moon you see |
| Solar eclipse | When the moon passes directly between the earth and sun and sun during a new moon |
| Umbra | Darkest part of a shadow where light |
| Lunar eclipse | Occurs during a full moon when earth is directly between the earth and moon |
| Tide | Daily rise and fall of the ocean water |
| Spring tide | Higher high tides during full and new moons |
| Neap tides | Lower height tides during thr first snd third quarter mooms |
| Maria | Dark,smooth,lave covered area on the moon |
| Highlands | Higher light area on the moon covered with craters |
| Astronomical unit | Used to measure far distances in spaces 1AU=Distance from earth to sun |
| Meteoroid | Chunk of rock smaller then asteroid |
| Meteor | Streak of light |
| Meteorite | Space rock found on Earth |
| Asteroid | Million of small rocky objects that orbit the sun in the asteroid belt between Mars and Jupiter |
| Comets | Made of gas, dust and ice, revolve around the sun in the Kuiper Belt smd aorta cloud |
| Inner planets | Terrestrial planets Solid snd rocky Mercury Venus, earth, mars |
| Outer planets | Gas giants Made of gas snd ice Ring and moons Hydrogen snd helium |