Pressure (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
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Practise the cards
9 cards from this deck
Cause of pressure in a gas
Cause of pressure in a gas
Gas particles colliding with container walls
How gas particles move in container
How gas particles move in container
Randomly in all directions
Formula for pressure
Formula for pressure
Unit of pressure
Unit of pressure
Pascals (Pa)
1 pascal equals (in base units)
1 pascal equals (in base units)
Unit of force () in pressure formula
Unit of force () in pressure formula
Newtons (N)
Unit of area () in pressure formula
Unit of area () in pressure formula
Square metres ()
Direction pressure force acts on surface
Direction pressure force acts on surface
Perpendicularly (at right angles)
Pressure when 200 N applied to 0.5 area
Pressure when 200 N applied to 0.5 area
400 Pa