Newton's Third Law (OCR GCSE Physics A (Gateway Science Suite)): Flashcards
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What does Newton's Third Law state?
What does Newton's Third Law state?
Forces are equal in strength but opposite in direction
Action vs reaction forces: strength
Action vs reaction forces: strength
Always equal
Action vs reaction forces: direction
Action vs reaction forces: direction
Always opposite
What interactions does Newton's Third Law apply to?
What interactions does Newton's Third Law apply to?
All interactions, no matter the objects
Canoe paddle on water: direction of force
Canoe paddle on water: direction of force
Backwards
Canoe: water's reaction force on paddle
Canoe: water's reaction force on paddle
Forward with equal force
Rocket propulsion: how do gases push the rocket?
Rocket propulsion: how do gases push the rocket?
Gases push back with equal force in opposite direction, lifting rocket
Rocket: gases' reaction force effect
Rocket: gases' reaction force effect
Equal opposite force lifts the rocket
Book on table: direction of weight force
Book on table: direction of weight force
Down on the table
Book on table: table's reaction force
Book on table: table's reaction force
Up with equal force
Effect of table's upward force on book
Effect of table's upward force on book
Holds it in place