#### Study sets matching "chapter 8 conceptual physics"

#### Study sets matching "chapter 8 conceptual physics"

Efficiency

Energy

Fulcrum

Joule

In a machine, the ratio of useful energy output to total energ…

The property of an object or system that enables it to do work…

the pivot point of a lever

the unit of work and all forms of energy. One ____ of work is…

Efficiency

In a machine, the ratio of useful energy output to total energ…

Energy

The property of an object or system that enables it to do work…

Work

Power

Energy

Mechanical energy

The product of the force and the distance moved by the force:…

The time rate of work:...

**Power = work/time**... (More generally, po…The property of a system that enables it to do work.

Energy due to the position of something or the movement of som…

Work

The product of the force and the distance moved by the force:…

Power

The time rate of work:...

**Power = work/time**... (More generally, po…Work

Power

Energy

Mechanical energy

The product of the force and the distance moved by the force:…

The time rate of work:...

**Power = work/time**... (More generally, po…The property of a system that enables it to do work.

Energy due to the position of something or the movement of som…

Work

The product of the force and the distance moved by the force:…

Power

The time rate of work:...

**Power = work/time**... (More generally, po…Rotational Inertia

Torque

Centripetal Force

Centrifugal Force

Reluctance or apparent resistance of an object to change its s…

The product of force and the lever arm distance, which tends t…

A center-directed force that causes an object to follow a curv…

An outward force apparent in a rotating frame of reference. Th…

Rotational Inertia

Reluctance or apparent resistance of an object to change its s…

Torque

The product of force and the lever arm distance, which tends t…

efficiency

energy

fulcrum

joule

in a machine, the ratio of useful energy output to total energ…

the property of an object or a system that enables it to do wo…

the pivot point of a lever

the SI unit of work and of all other forms of energy. One joul…

efficiency

in a machine, the ratio of useful energy output to total energ…

energy

the property of an object or a system that enables it to do wo…

Work

Power

Energy

Mechanical energy

The product of the force and the distance moved by the force:…

The time rate of work:...

**Power = work/time**The property of a system that enables it to do work.

Energy due to the position of something or the movement of som…

Work

The product of the force and the distance moved by the force:…

Power

The time rate of work:...

**Power = work/time**momentum

impulse

law of conservation of momentum

elastic collision

the mass of an object multiplied by its velocity

the change in momentum (force x time)

states that in the absence of an external force, the momentum…

when objects collide without being permanently deformed and wi…

momentum

the mass of an object multiplied by its velocity

impulse

the change in momentum (force x time)

Circular Motion

Tangential Speed

Rotational Speed

Rotational Inertia

When an object turns about an internal axis

-Linear Speed... -The distance traveled by a point on the rotatin…

-Number of rotations per unit of time ... -W=rotations/t

An object rotating around an axis tends to remain floating abo…

Circular Motion

When an object turns about an internal axis

Tangential Speed

-Linear Speed... -The distance traveled by a point on the rotatin…

The linear speed tangent to a curved pa…

The number of revolutions per unit of t…

The property of an object to resist any…

The product of force and lever-arm dist…

Tangential Speed

Rotational Speed

Rotational Inertia

Torque

The linear speed tangent to a curved pa…

Tangential Speed

The number of revolutions per unit of t…

Rotational Speed

tangential speed

rotational speed

rotational speed is directly proportion…

tangential speed is directly proportion…

- aka linear speed, often measured in m/s or km/h... - the linear…

- measured in rotations per minute (RPM)... - number of rotations…

tangential speed

distance from the axis (radial distance)

tangential speed

- aka linear speed, often measured in m/s or km/h... - the linear…

rotational speed

- measured in rotations per minute (RPM)... - number of rotations…

Efficiency

Energy

fulcrum

Joule

Can be expressed as the ration useful to work output to total…

The property of an object or a system that enables it to do wo…

Pivot point

Unit of WORK in honor of James _____

Efficiency

Can be expressed as the ration useful to work output to total…

Energy

The property of an object or a system that enables it to do wo…

momentum

impulse

law of conservation of momentum

elastic collision

the mass of an object multiplied by its velocity

the change in momentum (force x time)

states that in the absence of an external force, the momentum…

when objects collide without being permanently deformed and wi…

momentum

the mass of an object multiplied by its velocity

impulse

the change in momentum (force x time)

Tangential Speed

Rotational Speed

Rotational Inertia

Torque

The linear speed tangent to a curved path, such as in circular…

The number of rotations or revolutions per unit of time; often…

The property of an object to resist any change in its state of…

The product of force and lever-arm distance, which tends to pr…

Tangential Speed

The linear speed tangent to a curved path, such as in circular…

Rotational Speed

The number of rotations or revolutions per unit of time; often…

Tangential Speed

Rotational Speed

Rotational Inertia

Torque

Linear speed is the distance traveled per unit of time

Rotational speed of an object rotating around an axis is the n…

Rotational inertia is a scalar, not a vector and is dependent…

the tendency of a force to rotate an object about an axis, ful…

Tangential Speed

Linear speed is the distance traveled per unit of time

Rotational Speed

Rotational speed of an object rotating around an axis is the n…

efficiency

energy

fulcrum

joule

in a machine, the ratio of useful energy output to total energ…

the property of an object or a system that enables it to do wo…

the pivot point of a lever

the SI unit of work and of all other forms of energy. One joul…

efficiency

in a machine, the ratio of useful energy output to total energ…

energy

the property of an object or a system that enables it to do wo…

Horses that move with the fastest linea…

Your pet hamster sits on a record playe…

Since each rolling wheel of a railroad…

When a train makes a curve, different p…

near the outside.

Doubles

smaller than that of the wide part.

cover a different distance in the same time.

Horses that move with the fastest linea…

near the outside.

Your pet hamster sits on a record playe…

Doubles

Law of Conservation of Energy

PE and KE

Joules

Watts

(Mechanical) energy cannot be created or destroyed, it can onl…

ME is the sum of...

Potential energy is measured in ____. It is also the SI unit f…

Power is measured in the SI unit of ____.

Law of Conservation of Energy

(Mechanical) energy cannot be created or destroyed, it can onl…

PE and KE

ME is the sum of...

Work

Power

Energy

Mechanical energy

The product of the force and the distance moved by the force:…

The time rate of work:...

**Power = work/time**... (More generally, po…The property of a system that enables it to do work.

Energy due to the position of something or the movement of som…

Work

The product of the force and the distance moved by the force:…

Power

The time rate of work:...

**Power = work/time**... (More generally, po…Efficiency

Energy

Fulcrum

Joule

can be expressed as the ratio of useful work output to total w…

enables an object to do work, property of an object or a syste…

pivot point

The resulting unit of work is the newton- meter, named by Jame…

Efficiency

can be expressed as the ratio of useful work output to total w…

Energy

enables an object to do work, property of an object or a syste…

Define momentum.

What usually is the changing factor whe…

Define the law of conservation of momen…

Define an isolated system

Mass times velocity

Velocity

the total momentum in a closed system (isolated system) remain…

1. no mass gets in or out... 2. no net external forces act on th…

Define momentum.

Mass times velocity

What usually is the changing factor whe…

Velocity

The Big Idea

By momentum we mean...

Momentum

Momentum in shorthand (abbreviated nota…

Momentum is conserved for all collisions as long as external f…

Inertia in motion.

The product of the mass of an object and its velocity.... *Moment…

**Momentum =mv**

The Big Idea

Momentum is conserved for all collisions as long as external f…

By momentum we mean...

Inertia in motion.

Momentum

What factors affect an object's momentu…

What factors affect how much an object'…

Impulse

The mass of an object multiplied by it's velocity.... momentum =…

Mass, speed and direction (if direction is important).

The change in momentum depends on the force that acts and the…

The quantity force x time, impulse = Ft, impulse = change in m…

Momentum

The mass of an object multiplied by it's velocity.... momentum =…

What factors affect an object's momentu…

Mass, speed and direction (if direction is important).

Tangential speed

Rotational speed (sometimes called angu…

Rotational inertia

Torque

The linear speed tangent to a curved path, such as in circular…

The number of rotations or revolutions per unit of time; often…

The property of an object to resist any change in its state or…

The product of force and lever-arm distance, which tends to pr…

Tangential speed

The linear speed tangent to a curved path, such as in circular…

Rotational speed (sometimes called angu…

The number of rotations or revolutions per unit of time; often…