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Light travels straight line true or false
Light pass through opaque objects true or false A shadow is castle by transparent object true or false
Light doesn't get reflected from a mirror true or false
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- Pressure = Contact force
- Barometer = Atmospheric pressure
- Newton = Force/area
- Manometer = Fluid pressure
- Pascal = Unit of pressure
- Magnetic force = Non contact force
- 1 Kilogram = 9.8N
- Resultant force = Net force acting on a body
- Frictional force = unit of force
- Pressure increases = Down the column
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