Momentum and Energy in Inelastic Collisions (HSC 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 is conserved in all collisions?
What is conserved in all collisions?
Momentum, but kinetic energy may change
What distinguishes energy from momentum in collisions?
What distinguishes energy from momentum in collisions?
Energy can change forms
In a perfectly elastic collision, what happens to total kinetic energy?
In a perfectly elastic collision, what happens to total kinetic energy?
It remains the same
What defines a perfectly inelastic collision?
What defines a perfectly inelastic collision?
Objects stick together after collision
Which is an example of a perfectly inelastic collision?
Which is an example of a perfectly inelastic collision?
A person catching a ball
What characterizes most real collisions?
What characterizes most real collisions?
They are inelastic
In elastic collision of equal masses (one at rest), what happens to velocities?
In elastic collision of equal masses (one at rest), what happens to velocities?
Velocities are exchanged
In the car-truck collision, what % of kinetic energy transformed to other forms?
In the car-truck collision, what % of kinetic energy transformed to other forms?
94%
In ball drop investigation, which ball is most elastic?
In ball drop investigation, which ball is most elastic?
One with highest bounce
Why can we ignore external forces during a collision?
Why can we ignore external forces during a collision?
Collision forces are much greater