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Space
Space hms earth sci
Term | Definition |
---|---|
Rotation | Spinning of earth |
Revolution | Earth orbit |
Equinox | Spring and fall, 12 hours of sunlight |
Solstice | Summer and winter, longest and shortest days |
Sphere | Shape of the earth |
Ellipse | Shape of earths orbit |
Solar eclipse | Moon shadow on earth |
Lunar eclipse | Earth shadow on moon |
Spring tide | Biggest tide, earth moon and sun line up |
Neap tide | Small tides, moon and earth at 90 degrees |
Waning | Moon getting smaller |
Waxing | Moon getting bigger |
New moon | Moon totally dark |
Full moon | Moon lit all the way |
Meteorite | Space rock that hits earth |
Meteor | Space rock that burns up I. Atmosphere |
Comet | Ice ball |
Constellation | Pattern of stars |
Absolute | Light given off from star |
Apparent | Light seen on earth |
Light year | Measures star distances |
Sunspot | Dark spots on the sun |
Cme | Energy shot off sun, creates northern lights |
Galaxy | Group of tars by each other in space |
Big Bang | Idea that universe began with huge explosion |
Hr diagram | Graph that show temperature and light patterns with stars |
Nebula | Dust and gas that makes stars |
Black hole | Collapsed core of largest stars |
Nuclear fusion | Star energy, hydrogen to helium |