Earth Timeline: From 4.5 Billion Years Ago To Today
Over 4.5 billion years ago, our solar system formed from a giant molecular cloud that collapsed under its own tremendous gravity. The hot stew of…
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Over 4.5 billion years ago, our solar system formed from a giant molecular cloud that collapsed under its own tremendous gravity. The hot stew of…
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What is energy? There are many different kinds of energy, kinetic energy, chemical energy, heat energy, and electromagnetic energy, but fundamentally all energy is the…
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In the context of mathematics, a rational number is a number that can be expressed as the ratio of two integers. A rational number is…
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Glucose is the most important source of energy for living organisms. Living organisms rely on energy derived from glucose to run their biological processes. During cellular…
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In mathematics, a rate of change is a mathematical expression that relates changes in one quantity to changes in another quantity. Rates of change are…
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Grab a baseball and toss it straight up. What happens? As you initially throw the baseball, it will gains some height. The ball begins to…
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How does a guitar make noise? Anyone who has seen guitars knows that they make noise by the vibration of the strings. Plucking a string…
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Cells perform many different functions. They produce energy, communicate with other cells, and compose the physical bulk of the body. One major function of cells…
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Taxonomy in biology refers to the science of classifying and organizing living organisms into groupings based on shared characteristics. Organisms are placed into taxa which…
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The interior of eukaryotic cells can be divided into two main parts: the nucleus and the cytoplasm. The nucleus contains genetic information in the form…
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DNA is the most important molecule for life. DNA contains the genetic code unique to each individual; the genetic code that is the blueprint for…
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