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Lightning is hotter than the Sun's surface

Lightning can heat the air it passes through to 50,000 degrees Fahrenheit, five times hotter than the surface of the Sun.

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Air is a poor conductor of electricity, so it gets extremely hot when lightning passes through. When a bolt hits a tree, the heat vaporizes the water in its path.

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The adult human body is up to 60 percent water

Up to 60 percent of the adult human body is water.

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The ocean is blue because water absorbs red light

The ocean is blue because water absorbs colors in the red part of the light spectrum and leaves the blue.

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A second is defined by cesium atoms

Atomic clocks count 9,192,631,770 microwave oscillations of cesium atoms and call that interval one second.

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Lightning is hotter than the Sun's surface

Why it is true

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More from science facts

The adult human body is up to 60 percent water

The ocean is blue because water absorbs red light

A second is defined by cesium atoms

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