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global unit 1 vocab
vocab
| Question | Answer |
|---|---|
| astronomy | studt of the universes |
| crust | outter layer of the earth that covers earth's mantle |
| geology | study of the earth's surface and interior |
| hypothesis | possible explannation for an event or solution to a promblem which is based on imformation |
| inner core | spherical center of the about 2800 kilometers in diameter and made of soild iron and nickel |
| outter core | the zone of earth's interior extending about 2100 kilometers between earth's inner core and mantle and made of liquid iron and nickel |
| mantle | the layer of rock in earth extending from the crust downward 2850 kilometers |
| meterorology | the study of earth's atmosphere |
| oceanography | the study of the world's ocean |
| photosynthesis | the process by which green plant manufacture sugar and starches from carbon dioxide and water in the presence of sunlight |
| protoplanet | hypothetical whirling gaseovs masses within a gaint cloud of gas and dust rotsting around a sun protoplanets are thought to have given arise to planets and moons |
| protoplanet hypothesis | suggest that 5 billion years ago a great cloud of gas and dust rotated slowly in space |