What is physics?

What is physics? The dictionary definition of physics is “the study of matter, energy, and the interaction between them”, but what that really means is that physics is about asking fundamental questions and trying to answer them by observing and experimenting. Physicists ask really big questions like: How did the universe begin? How...

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What is Science?

But First, What is Science? Chemistry is a core science. "Science" and the "scientific method" are formal terms for the system and process by which we seek to answer questions about our universe and our place in it. Humans have always been curious about their world....

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What is Quantum Physics?

What is Quantum Physics? Quantum physics is a branch of science that deals with discrete, indivisible units of energy called quanta as described by the Quantum Theory. There are five main ideas represented in Quantum Theory: Energy is not continuous, but comes in small but discrete units.  The elementary particles behave both like particles...

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What is RADAR ????? "RADAR" is Radio Detetion And Ranging which is a communication medium to detect the objects which are at a distance that cannot be obsrved visually.It is one of the applications of microwave. Principle: Radar is based on the principle that the R.F signal at a high frequency is reflected back by the conducting target To determine...

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Why do earthquakes happen?

Why do earthquakes happen? Just like a giant, spherical puzzle, the outer layer of the Earth’s crust is made up of many pieces, known as tectonic plates (see picture below). Earthquakes happen when energy is released as these plates slip past one another. Despite appearances, the ground beneath our feet is constantly on the move. Underneath...

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