more than 2 didactic hours


Eclipsing binary stars

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Freezing cells in liquid nitrogen: cryopreservation

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Why do buoys float, while an eraser sinks?

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Roemer and the speed of light

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Earth-like exoplanets

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Phases of the Moon - Lunar Eclipse

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Cosmic Rays - Pierre Auger Observatory

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Sunspots! Let us introduce ourselves

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Uma investigação à Lua

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Venus

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