Earth

Why Earthquakes Happen

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Earthquakes are some of the destructive and feared natural disasters. But why do they happen? Earthquakes are caused when blocks of the Earth’s crust suddenly slip past each other. The force of this motion creates an earthquake. Buildings, roads, and homes can all be destroyed by these earthquakes. Scientists are […]

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Earth

Why Earth moves around the Sun

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Introduction The Earth is the third planet from the sun and the only planet in the solar system that supports life. It is also the largest of the terrestrial planets, meaning it is made up of rock and metal. The Earth has an atmosphere composed of nitrogen, oxygen, carbon dioxide, […]

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Earth

How old is the Earth?

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Scientists have been trying to figure out the age of the Earth for centuries. The process is not as simple as it might seem, and there is no exact answer. There are a few different methods that scientists use to estimate the age of the Earth. Much history has been […]

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