Common-Core/ Grade 7
Science MCQ Based On Particle motion affect gas pressure
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Common-Core Grade 7 - 7 Particle motion affect gas pressure
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In solid molecules are at fixed position.
Some quantity is constantly undergoing small, random fluctuations
Molecules size
Molecules are very small in size
Pressure
Rise in temperature increase the motion.
Where molecule can move freely
Shape can change because of the volume change.
The Scottish botanist Robert Brown, the first to study such fluctuations
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