ICSE Class 9 Concise Physics Book by Selina: Choosing the right academic book is one of the most important steps in preparing for exams. When it comes to Physics, every student looks for a book that ...

Katharine Paljug is a financial writer and editor with over a decade of industry experience. Her writing has covered nearly every aspect of the financial world, from investing in forex to paying for ...

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Magnitude scales can be used to describe earthquakes so small that they are expressed in negative numbers. The scale also has no upper limit. Learn more about how we measure earthquake magnitude.