6907593
Descripción
Fichas por Paris Aylott, actualizado hace más de 1 año
|
Creado por Paris Aylott
hace más de 7 años
|
|
| Pregunta | Respuesta |
| Metals from rocks | Ores contain enough to make extraction worthwhile Metals are extracted from the ores chemically Some metals can be extracted by reduction with carbon some metals have to extracted by electrolysis copper is purified by electrolysis Electrolysis means splitting up with electricity |
| Impacts of extracting metals | Metal extraction can be bad for the environment as it causes noise, scarring of the landscape |
| Recycling metals | IMPORTANT TO RECYCLE takes lots of energy fossil fuels are running out so its important to conserve them recycling metals only uses a small fraction of the energy to mine and extract new metals |
¿Quieres crear tus propias Fichas gratiscon GoConqr? Más información.