6581151
Descripción
Fichas por muhammad ihtasham, actualizado hace más de 1 año
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Creado por muhammad ihtasham
hace alrededor de 8 años
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| Pregunta | Respuesta |
| solar heating | by m.i |
| what is solar energy | energy we get from the sun |
| what is nuclear fusion | hydrogen, nuclei combine in high temperatures to produce energy |
| how much energy does the sun release per square metre | 63 million |
| how much percent of the suns energy reaches earth | 40% |
| what is electromagnetic spectrum | incoming radiation in the amount of the sun we see |
| what are wavelengths | the distance between successive crests of a wave, especially points in a sound wave or electromagnetic wave. |
| what are wavelenghts measured in | micrometres |
| what is the ozone layer | the layer where all gases are stored in the outer part of the atmosphere |
| what would happen if the ozone layer didn't absorb radiation | it would increase sunburn and cancer |
| why does the sky look blue | molecules in the air absorb blue light |
| what are greenhouse gases | gases that damage the ozone layer |
| what are some of the greenhouse gases | fossil fuels, carbon dioxide |
| what do greenhouse gases do and why are they dangerous | they release radiation that damage the ozone layer, and this causes global warming |
| what is the greenhouse effect | the trapping of the sun's heat in the planet's lower atmosphere, due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface. |
| what is the enhanced greenhouse effect | human activities that cause disablility in the climate |
| what is smog | combination of pollutants that cause a change in the colour of the sky |
| how do volcanoes change climate | they release carbon dioxide |
| what is energy at he poles | it's spread over a large area so less energy per square metre. |
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