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Hipervinculo Química
Sometimes a liquid can be sitting in one place (maybe a puddle) and its molecules will become a gas. That's the process called evaporation. It can happen when liquids are cold or when they are war ...
Hipervinculo Física
Students will learn big questions concerning our environment like why San Francisco is almost always at the same temperature year round whereas Iowa's temperature fluctuates wildly throughout the year ...
Video Química
"Phase changes are the transformations from one state of matter to another due to thermodynamics. The processes of phase change between solid and liquid are called melting and freezing. Phase changes ...
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