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fault:A fracture in the Earth's crust
earthquake:A powerful release of energy, coming from seismic waves
subduction:When one tectonic plate moves under another plate
volcanoes:An opening in the Earth's crust that erupts lava and ash
sedimentary rock:A rock that is made of compressed sediment (rocks, dirt, etc.)
metamorphic rock:Rocks that have been further compressed by heat and pressure
igneous rock:A rock that had been cooled from lava or magma.
tectonic plates:Sections of Earth's crust
continental drift:A theory that the Earth's crust is constantly moving by tectonic plates
gold:A rare metal that is considered valuable; used in jewelry
respiratory system:A system in which we use to breathe in oxygen and breathe out carbon dioxide
circulatory system:A system in which blood transports nutrients and oxygen to cells
cells:The most basic part of an organism
bacteria:A unicellular microorganism that lacks a cell nucleus
eukaryote:Cells that contains a cell nucleus
planet:A giant celestial body in a solar system
gas giant:Planets that are made of gases
supernova:A massive and violent explosion of a dying star
nebula:What remains of a star after a supernova
galaxy:A massive celestial system full of stars, planets, and other objects.
nucleus:The center of an object (cell, atom, galaxy, etc.)
Across:3. | When one tectonic plate moves under another plate | 4. | A massive celestial system full of stars, planets, and other objects. | 7. | A rare metal that is considered valuable; used in jewelry | 8. | The most basic part of an organism | 11. | A theory that the Earth's crust is constantly moving by tectonic plates | 12. | A giant celestial body in a solar system |
| 14. | An opening in the Earth's crust that erupts lava and ash | 16. | What remains of a star after a supernova | 18. | Sections of Earth's crust | 19. | A system in which we use to breathe in oxygen and breathe out carbon dioxide | 20. | A unicellular microorganism that lacks a cell nucleus | 21. | Rocks that have been further compressed by heat and pressure |
| | Down:1. | Cells that contains a cell nucleus | 2. | The center of an object (cell, atom, galaxy, etc.) | 5. | A fracture in the Earth's crust | 6. | A system in which blood transports nutrients and oxygen to cells | 9. | A powerful release of energy, coming from seismic waves |
| 10. | A rock that is made of compressed sediment (rocks, dirt, etc.) | 13. | A massive and violent explosion of a dying star | 15. | A rock that had been cooled from lava or magma. | 17. | Planets that are made of gases |
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© 2012
PuzzleFast.com, Noncommercial Use Only
Across:3. | When one tectonic plate moves under another plate | 4. | A massive celestial system full of stars, planets, and other objects. | 7. | A rare metal that is considered valuable; used in jewelry | 8. | The most basic part of an organism | 11. | A theory that the Earth's crust is constantly moving by tectonic plates | 12. | A giant celestial body in a solar system |
| 14. | An opening in the Earth's crust that erupts lava and ash | 16. | What remains of a star after a supernova | 18. | Sections of Earth's crust | 19. | A system in which we use to breathe in oxygen and breathe out carbon dioxide | 20. | A unicellular microorganism that lacks a cell nucleus | 21. | Rocks that have been further compressed by heat and pressure |
| | Down:1. | Cells that contains a cell nucleus | 2. | The center of an object (cell, atom, galaxy, etc.) | 5. | A fracture in the Earth's crust | 6. | A system in which blood transports nutrients and oxygen to cells | 9. | A powerful release of energy, coming from seismic waves |
| 10. | A rock that is made of compressed sediment (rocks, dirt, etc.) | 13. | A massive and violent explosion of a dying star | 15. | A rock that had been cooled from lava or magma. | 17. | Planets that are made of gases |
| |
© 2012
PuzzleFast.com, Noncommercial Use Only