Newton’s Laws of Motion (VCE SSCE Physics): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
What property describes an object's resistance to changes in motion?
What property describes an object's resistance to changes in motion?
Inertia
Why do moving objects eventually stop in everyday experience?
Why do moving objects eventually stop in everyday experience?
Friction provides an unbalanced force
A 3 kg object accelerates at ms. What net force acts on it?
A 3 kg object accelerates at ms. What net force acts on it?
29.4 N
A car brakes at a red light. How do its velocity and acceleration directions compare?
A car brakes at a red light. How do its velocity and acceleration directions compare?
Velocity forward, acceleration backward
In Newton's third law, force pairs act on which objects?
In Newton's third law, force pairs act on which objects?
Different objects
What is the correct action-reaction pair for gravity on a sitting person?
What is the correct action-reaction pair for gravity on a sitting person?
Earth pulls person; person pulls Earth
In a lift accelerating upward, how does normal force compare to weight ?
In a lift accelerating upward, how does normal force compare to weight ?
A 75 kg astronaut has weight 120 N on the Moon and 735 N on Earth. What changes?
A 75 kg astronaut has weight 120 N on the Moon and 735 N on Earth. What changes?
Weight varies; mass stays constant
On a frictionless slope at angle , what is the acceleration down the slope?
On a frictionless slope at angle , what is the acceleration down the slope?
How do airbags and crumple zones reduce injury during collisions?
How do airbags and crumple zones reduce injury during collisions?
Extend collision time, reduce avg force