30280294
Descripción
Test por PEDRO ÁLVAREZ JIMÉNEZ, actualizado hace más de 1 año
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Creado por PEDRO ÁLVAREZ JIMÉNEZ
hace más de 3 años
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Pregunta 1
Pregunta
Approximately how long are fossil fuels going to last (at the present level of consumption)?
Image:
Tenor (binary/octet-stream)
Respuesta
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Forever
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Millennia
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Century
Pregunta 2
Pregunta
The sun shines lots of energy towards the earth. Approximately how many times more than our present levels of consumption?
Image:
Sun (binary/octet-stream)
Respuesta
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10,000
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100
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1,000,000
Pregunta 3
Pregunta
If we replaced ALL our present energy needs with solar cells, how much of the surface would need to be covered?
Image:
A (binary/octet-stream)
Respuesta
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10,000 square kilometers
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1 million square kilometers
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billion square kilometers
Pregunta 4
Pregunta
In theory, we could fly a large transatlantic flight by using batteries to power the aircraft. How many tons of batteries should the plane load for such a flight?
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A (binary/octet-stream)
Respuesta
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10
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100
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1000
Pregunta 5
Pregunta
At present, fossil fuels constitute our major source of primary energy, yet they are also the cause of large looming problems. Which among them seems the most dangerous one?
Image:
A (binary/octet-stream)
Respuesta
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Pollution
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Climate change
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Acid rains
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