130897
Descrição
FlashCards por PatrickNoonan, atualizado more than 1 year ago
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Criado por PatrickNoonan
quase 11 anos atrás
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| Questão | Responda |
| What is the Doppler Effect? | The Doppler Effect is the change in frequency of a wave for an observer moving relative to its source |
| energy = ? × time | energy = power × time |
| Using the formula: energy = power × time ,solve: How much energy is transferred by a 500 W electric drill in 30 seconds? | 15,000 J |
| When coal is burned in a coal-burning station its chemical energy is transferred to what type of energy? | Electrical Energy |
| What is the Carbon Cycle? | The series of processes by which carbon compounds are interconverted in the environment, chiefly involving the incorporation of carbon. |
| What are the optimum conditions for the decay to occur in the carbon cycle? | Warm and Moist |
| Define the Big Bang | The explosion of dense matter that, according to current cosmological theories, marked the origin of the universe. |
| Besides Charles Darwin who is also credited with outlining the theory of evolution? | Alfred Russel Wallace |
| Complete: Inner core, outer core, ???, Crust |
Image:
core (image/jpg)
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| Nobel prize physicist Marie Curie is best know for her pioneering research on what? | Radioactivity |
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