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Earth's Resources
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Natural Resource: __________________ are all the land, forests, energy sources and minerals existing naturally in a place that can be used by people.
Nonrenewable Resource:Resources that nature cannot replace quickly enough to meet people's needs
Renewable Resource:A resource that nature produces that can be replaced in a short period of time
Inexhaustible Resource:A resource that never runs out
Wind Energy:Power generated by the movement of air
Solar Energy:Energy generated by the sun
Hydroelectric Energy:Energy generated by moving water
Geothermal Energy:Energy generated by heat from the interior of the Earth
Biofuels:Fuel produced from renewable resources
Fossil:The remains or traces of an organism that lived long ago
Fossil Fuels:Fuels formed from the remains of once-living organisms
Coal:A fossil fuel formed from plants that lived in swamps millions of years ago
Oil:Petroleum; a nonrenewable resource formed from once living organisms
Mineral:A nonrenewable resource that is typically obtained by mining
Natural Gas:A nonrenewable resource formed from once-living organisms used as fuel and found underground
Sun:The _________ is a big energy source
Water Cycle:Because of the _____________, water never runs out
Earth Interior:Geothermal energy's energy source
Exhaustion:To run out of energy
Inexhaustible:Never runs out of energy
Pollution:make it dirty and dangerous to live in or to use, especially with poisonous chemicals or sewage.;___________is hurting our envrionment
Earth's Resources
Across:3. | Geothermal energy's energy source | 4. | A nonrenewable resource formed from once-living organisms used as fuel and found underground | 5. | Because of the _____________, water never runs out | 6. | A resource that never runs out | 8. | A nonrenewable resource that is typically obtained by mining | 9. | The remains or traces of an organism that lived long ago | 10. | Power generated by the movement of air | 11. | To run out of energy | 13. | Never runs out of energy | 14. | A fossil fuel formed from plants that lived in swamps millions of years ago | 16. | __________________ are all the land, forests, energy sources and minerals existing naturally in a place that can be used by people. | 17. | Energy generated by the sun | 18. | The _________ is a big energy source | 19. | Energy generated by moving water |
| | Down:1. | Energy generated by heat from the interior of the Earth | 2. | A resource that nature produces that can be replaced in a short period of time | 7. | Fuel produced from renewable resources | 9. | Fuels formed from the remains of once-living organisms | 12. | Petroleum; a nonrenewable resource formed from once living organisms | 15. | make it dirty and dangerous to live in or to use, especially with poisonous chemicals or sewage.;___________is hurting our envrionment |
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© 2013
PuzzleFast.com, Noncommercial Use Only
Earth's Resources
Across:3. | Geothermal energy's energy source | 4. | A nonrenewable resource formed from once-living organisms used as fuel and found underground | 5. | Because of the _____________, water never runs out | 6. | A resource that never runs out | 8. | A nonrenewable resource that is typically obtained by mining | 9. | The remains or traces of an organism that lived long ago | 10. | Power generated by the movement of air | 11. | To run out of energy | 13. | Never runs out of energy | 14. | A fossil fuel formed from plants that lived in swamps millions of years ago | 16. | __________________ are all the land, forests, energy sources and minerals existing naturally in a place that can be used by people. | 17. | Energy generated by the sun | 18. | The _________ is a big energy source | 19. | Energy generated by moving water |
| | Down:1. | Energy generated by heat from the interior of the Earth | 2. | A resource that nature produces that can be replaced in a short period of time | 7. | Fuel produced from renewable resources | 9. | Fuels formed from the remains of once-living organisms | 12. | Petroleum; a nonrenewable resource formed from once living organisms | 15. | make it dirty and dangerous to live in or to use, especially with poisonous chemicals or sewage.;___________is hurting our envrionment |
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© 2013
PuzzleFast.com, Noncommercial Use Only