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Physics — Second Secondary

Physics — Second Secondary

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Physics — Second Secondary 2026/2027

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Quiz

Question bank: Chapter 6: Gas Laws

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1.
Brownian motion was first observed in 1827 for:
smoke in air
pollen grains suspended in water
mercury drops
dust on a table
2.
The random motion of smoke particles is due to:
gravity
collisions with air molecules
the light of the microscope
electric forces only
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