Erg: Difference between revisions

Revision as of 18:22, 3 September 2015

An erg is a unit for energy, equal to 1 g·cm²/s², which can be shown to be equal to exactly 10^-7 joules.^[1] The erg is a miniscule amount of energy, often compared to the work it takes for a mosquito to take off.^[2]

Conversions

References

↑ $\frac{1 g \times cm^2}{1 s^2}\times\frac{1kg}{1000g}\times \frac{1m^2}{10000cm^2}$ $=10^-^7 J$
↑ Martin Mobberley. (2009). Cataclysmic Cosmic Events and How to Observe Them [Online]. Available: https://books.google.ca/books?id=-WQCJOkVfsUC&pg=PP10&lpg=PP10&dq=erg+mosquito+taking+off&source=bl&ots=W--mys0Kub&sig=qpJzXZJLWzfeAOnQ-yshwU9bDWo&hl=en&sa=X&ei=d8nzVNWJPNC1oQSjyYGQCA&ved=0CCMQ6AEwAQ#v=onepage&q=erg%20mosquito%20taking%20off&f=false

[1] $\frac{1 g \times cm^2}{1 s^2}\times\frac{1kg}{1000g}\times \frac{1m^2}{10000cm^2}$ $=10^-^7 J$

[2] Martin Mobberley. (2009). Cataclysmic Cosmic Events and How to Observe Them [Online]. Available: https://books.google.ca/books?id=-WQCJOkVfsUC&pg=PP10&lpg=PP10&dq=erg+mosquito+taking+off&source=bl&ots=W--mys0Kub&sig=qpJzXZJLWzfeAOnQ-yshwU9bDWo&hl=en&sa=X&ei=d8nzVNWJPNC1oQSjyYGQCA&ved=0CCMQ6AEwAQ#v=onepage&q=erg%20mosquito%20taking%20off&f=false

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Erg: Difference between revisions

Revision as of 18:22, 3 September 2015

Conversions

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