Momentum and Impulse Flashcards

1
Q

Momentum

A

It is the product of the mass and velocity of the object

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2
Q

Newton’s 2nd Law (momentum)

A

The net force acting on an object is equal to rate of change of momentum

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3
Q

Newton’s 3rd Law

A

When object A exerts a force on object B, object B simultaneously exerts an oppositely directed force of equal magnitude on object A

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4
Q

The law of conservation of momentum

A

The total linear momentum of an isolated system remains constant

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5
Q

Elastic collison

A

A collision in which both momentum and kinetic energy are conserved

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6
Q

Inelastic collision

A

A collision in which only momentum is conserved

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7
Q

Impulse

A

The product of the net force and the contact time

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8
Q

Gravitational potential energy

A

The energy an object possesses due to its position relative to a reference point

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9
Q

Kinetic energy

A

The energy an object has as a result of the object’s motion

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10
Q

Mechanical energy

A

The sum of gravitational potential energy and kinetic energy at a point

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11
Q

Law of conservation of energy

A

The total energy in a system cannot be created nor destroyed; only transformed from one form to another

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12
Q

Principle of conservation of mechanical energy

A

In the absence of air resistance or any external forces, the mechanical energy of an object is constant

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