# Study sets matching "momentum chapter 3"

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conservation of energy

conservation of energy for machines

efficiency

elastic collision

Energy cannot be created or destroyed; it may be transformed f…

The work output of any machine cannot exceed the work input.

The percentage of the work put into a machine that is converte…

A collision in which colliding objects rebound without lasting…

conservation of energy

Energy cannot be created or destroyed; it may be transformed f…

conservation of energy for machines

The work output of any machine cannot exceed the work input.

What remains constant in any type of co…

Why is Total Kinetic energy NOT conserv…

perfectly inelastic collision

why are perfectly inelastic collisions…

The total momentum

some kinetic energy is converted to internal energy when the o…

a collision in which two objects stick together

the objects essentially become one object after the collision

What remains constant in any type of co…

The total momentum

Why is Total Kinetic energy NOT conserv…

some kinetic energy is converted to internal energy when the o…

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momentum

momentum = m x v

momentum

or... and... or... and

inertia in motion... -product of mass & velocity

equation for momentum

___________ is a vector... -same direction as velocity

high mass ____ high velocity = high momentum... high mass ____ hi…

momentum

inertia in motion... -product of mass & velocity

momentum = m x v

equation for momentum

Momentum:

equation for Momentum:

To increase momentum:

Impact: If time is short, the force is…

Inertia in motion

Momentum = Mass x Velocity... M=mv... or when the direction is not i…

apply the greatest force possible for as long as possible

large

Momentum:

Inertia in motion

equation for Momentum:

Momentum = Mass x Velocity... M=mv... or when the direction is not i…

What is Momentum?

Time and momentum

Impulse

Impulse Changes Momentum

Inertia in motion.... Momentum = mass*velocity... When direction isn…

Application of a brief force to an object, smaller momentum. A…

Product of force and contact time... Impulse = force and contact…

The change in momentum of an object is equal to the impulse ap…

What is Momentum?

Inertia in motion.... Momentum = mass*velocity... When direction isn…

Time and momentum

Application of a brief force to an object, smaller momentum. A…

momentum

a moving object has

impulse

the change in mom of an object is = to…

inertia in motion, defined as the product of mass and velocity

momentum energy and speed

product of force and contact time, impulse = force x time

force x time = change in momentum or ft= Omv

momentum

inertia in motion, defined as the product of mass and velocity

a moving object has

momentum energy and speed

Mass

Inertia

Momentum

Law of Conservation of Momentum

The amount of matter in an object; SI unit for measuring mass…

A body at motion stays in motion unless acted on by an outside…

Mass in motion; a measure of how hard it is to stop the object…

the law that states that energy cannot be created or destroyed…

Mass

The amount of matter in an object; SI unit for measuring mass…

Inertia

A body at motion stays in motion unless acted on by an outside…

Work

Work Equation

2 things enter where work is one

If you push against a stationary wall f…

The product of force exerted on an object and the distance the…

W = Force * Distance

Application of force & movement of something by that force

On the wall. You exert a force.

Work

The product of force exerted on an object and the distance the…

Work Equation

W = Force * Distance

Momentum

Momentum and mass

Impulse

Impulse Changes momentum

Inertia in motion; the mass of an object multiplied by its vel…

High momentum and high velocity = higher momentum ... low mass o…

Product of force and contact time.... Equation: impulse = force…

The change in momentum of an object is equal to the impulse ap…

Momentum

Inertia in motion; the mass of an object multiplied by its vel…

Momentum and mass

High momentum and high velocity = higher momentum ... low mass o…

Work

ramp

Gravitational Potential Energy

potential energy

work is directly proportional to force and distance... W=Fxd

"inclined plane" a flat supporting surface tilted at an angle,…

energy available stored in objects height

-possible energy that every object contains... -stored (latent) e…

Work

work is directly proportional to force and distance... W=Fxd

ramp

"inclined plane" a flat supporting surface tilted at an angle,…

Kinetic Energy

Potential Energy

Total Mechanical Energy

First Law of Thermodynamics

-energy of motion ... -unit: joules

-When an object with mass has the potential to do something.…

E = U + K... -Doesn't account for other energies (aka thermal)

Energy is never created or destroyed

Kinetic Energy

-energy of motion ... -unit: joules

Potential Energy

-When an object with mass has the potential to do something.…

Conservation Energy

Conservation of energy for machines

Efficiency

Elastic collision

Energy cannot be created or destroyed; it may be transformed f…

The work output of any machine cannot be exceed the work inout…

The percentage of the work put into a machine that is covered…

A collision in which colliding objects rebound without lasting…

Conservation Energy

Energy cannot be created or destroyed; it may be transformed f…

Conservation of energy for machines

The work output of any machine cannot be exceed the work inout…

If the mass of an object decreases to h…

A 1-kg ball has twice as much speed as…

Which of the following equations best i…

When a cannonball is shot from a cannon…

remains unchanged.

B. 5 times as much momentum

Ft = Dmv.

equal and opposite.

If the mass of an object decreases to h…

remains unchanged.

A 1-kg ball has twice as much speed as…

B. 5 times as much momentum

momentum

high momentum

higher momentum

low momentum

is inertia in motion defined as the product of mass and veloci…

high mass and high velocity --> ?

higher mass and higher velocity -->?

low mass and low velocity --> ?

momentum

is inertia in motion defined as the product of mass and veloci…

high momentum

high mass and high velocity --> ?

kg* m/s

increases

wedge

screw

measurement for momentum

As an object's potential energy decreases, its kinetic energy…

two inclined planes put together

inclined plane wrapped around a cylindrical post

kg* m/s

measurement for momentum

increases

As an object's potential energy decreases, its kinetic energy…

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Kinetic Energy

Potential Energy

Total Mechanical Energy

First Law of Thermodynamics

Energy in motion... K = ½mv²... SI units: Joule (J) = kg*m²/s² ... m =…

Energy of an object due to its height from ground level ... PE =…

E = PE + KE... E = total mechanical energy... PE = potential energy…

Energy is never created or destroyed;accounts for nonconservat…

Kinetic Energy

Energy in motion... K = ½mv²... SI units: Joule (J) = kg*m²/s² ... m =…

Potential Energy

Energy of an object due to its height from ground level ... PE =…

Kinetic Energy

Potential Energy

Total Mechanical Energy

First Law of Thermodynamics

Energy in motion... K = ½mv²... SI units: Joule (J) = kg*m²/s² ... m =…

Energy of an object due to its height from ground level ... PE =…

E = PE + KE... E = total mechanical energy... PE = potential energy…

Energy is never created or destroyed;accounts for nonconservat…

Kinetic Energy

Energy in motion... K = ½mv²... SI units: Joule (J) = kg*m²/s² ... m =…

Potential Energy

Energy of an object due to its height from ground level ... PE =…

Momentum

Angular momentum

Impulse

How do you change the MOMENTUM of an ob…

The inertia of a moving object. ... P=m•v... The quantity of movin…

The momentum of an object traveling in a curved path. ... L=m•v•r

Is the product of a net force acting on an object through some…

Change its velocity ... Apply a: Net Force

Momentum

The inertia of a moving object. ... P=m•v... The quantity of movin…

Angular momentum

The momentum of an object traveling in a curved path. ... L=m•v•r

What is the conservation of energy?

What is the unit of power?

What is power?

What is the unit of work done?

Energy cannot be created or destroyed. It can only be transfer…

The Watt (capital W).

Power is the rate at which one form of energy is transferred t…

The Joule (capital J)

What is the conservation of energy?

Energy cannot be created or destroyed. It can only be transfer…

What is the unit of power?

The Watt (capital W).