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Pressure in Gases

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A series of free Science Lessons for 7th Grade and 8th Grade, KS3 and Checkpoint Science in preparation for GCSE and IGCSE Science.

Exploring Air & Air Pressure



Atmospheric Pressure
Atmospheric pressure plays an essential role in respiration and the function of many devices, including water pumps, syringes and drinking straws. Explanations of pascals and psi and a demonstration revealing the presence of atmospheric pressure.

Try the free Mathway calculator and problem solver below to practice various math topics. Try the given examples, or type in your own problem and check your answer with the step-by-step explanations.
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