Forces and equations of motion (HSC SSCE Mathematics Extension 2): Flashcards
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Practise the cards
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What is a force in physics?
What is a force in physics?
A vector quantity that impacts an object's motion.
What does Newton's First Law state?
What does Newton's First Law state?
An object remains at rest or in uniform motion unless acted on.
What is the formula for Newton's Second Law?
What is the formula for Newton's Second Law?
F = ma, where F is force, m is mass, and a is acceleration.
What does Newton's Third Law describe?
What does Newton's Third Law describe?
Action and reaction are equal and opposite forces.
How do forces affect motion?
How do forces affect motion?
Forces change motion, affecting speed and direction.
What is the significance of equilibrium?
What is the significance of equilibrium?
Equilibrium means no net force and no motion.
How do you calculate acceleration?
How do you calculate acceleration?
Use F = ma; rearrange to find a = F/m.
What is vector resolution in forces?
What is vector resolution in forces?
Breaking forces into horizontal and vertical components.
What is the role of friction on a slope?
What is the role of friction on a slope?
Friction opposes motion, affecting acceleration and velocity.
What is the equation for final velocity?
What is the equation for final velocity?
v^2 = u^2 + 2as, where u is initial velocity, a is acceleration.
