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1- Fundamental Units

1- Derived Units

1- Accuracy

1- Precision

seven basic units of the SI measurement system: kilogram, sec…

units that are combinations of fundamental units. These combi…

An indication of how close a measurement is to the accepted v…

An indication of the agreement among a number of measurements…

1- Fundamental Units

seven basic units of the SI measurement system: kilogram, sec…

1- Derived Units

units that are combinations of fundamental units. These combi…

Newton's second law equation

Newton's 3rd Law

Translation

Rotation

F = m * A

When a force acts on a body an equal and opposite force acts…

The motion of an object when it's center of mass moves to a n…

The motion of an object the object spins on it's own center o…

Newton's second law equation

F = m * A

Newton's 3rd Law

When a force acts on a body an equal and opposite force acts…

Example of Oscillation

Amplitude (x0)

Time period

Frequency

A swing

The maximum displacement from the equilibrium position

Time needed complete one full cycle

Number of oscillations produced per second.

Example of Oscillation

A swing

Amplitude (x0)

The maximum displacement from the equilibrium position

1- Fundamental Units

1- Derived Units

1- Accuracy

1- Precision

seven basic units of the SI measurement system: kilogram, sec…

units that are combinations of fundamental units. These combi…

An indication of how close a measurement is to the accepted v…

An indication of the agreement among a number of measurements…

1- Fundamental Units

seven basic units of the SI measurement system: kilogram, sec…

1- Derived Units

units that are combinations of fundamental units. These combi…

Equation relating thermal energy, mass…

Equation relating thermal energy, mass…

Equation relating pressure, force and…

Define specific heat capacity

the energy required to change the temperature (of a substance…

Equation relating thermal energy, mass…

Equation relating thermal energy, mass…

Precision

Accuracy

Random Errors

Systematic Errors

A measurement is said to be precise if it has little random e…

A measurement is said to be accurate if it has little systema…

A random error, is an error which affects a reading at random.

A systematic error, is an error which occurs at each reading.

Precision

A measurement is said to be precise if it has little random e…

Accuracy

A measurement is said to be accurate if it has little systema…

State the equation relating energy, ma…

Define nuclear binding energy

Define Unified mass unit

Define mass defect

The energy required to assemble / separate a nucleus from its…

1/12th the mass of a carbon-12 nucleus

Difference between mass of nucleus... and total mass of separate…

State the equation relating energy, ma…

Define nuclear binding energy

The energy required to assemble / separate a nucleus from its…

thermal equilibrium

temperature

absolute temperature

interal energy

state of same temperature

scalar quantity, measured in Celsius/kelvin

zero kelvin at absolute zero (temp at which all matter has mi…

the total of the potential energy and the random KE of all of…

thermal equilibrium

state of same temperature

temperature

scalar quantity, measured in Celsius/kelvin

State the equation relating energy, ma…

Define nuclear binding energy

Define Unified mass unit

Define mass defect

The energy required to assemble / separate a nucleus from its…

1/12th the mass of a carbon-12 nucleus

Difference between mass of nucleus... and total mass of separate…

State the equation relating energy, ma…

Define nuclear binding energy

The energy required to assemble / separate a nucleus from its…

1. Fundamental Units

2. Derived Units

3. Accuracy

4. Precision

seven basic units of the SI measurement system: kilogram, sec…

units that are combinations of fundamental units. These combi…

An indication of how close a measurement is to the accepted v…

An indication of the agreement among a number of measurements…

1. Fundamental Units

seven basic units of the SI measurement system: kilogram, sec…

2. Derived Units

units that are combinations of fundamental units. These combi…

PRECISION

What are the S.I. fundamental units?

ACCURACY

PROPORTIONAL

the closeness of all the results agreeing with one another

kilogram, metre, second, ampere, mole, Kelvin

how close the results appear to be to the true or accepted va…

When two quantities plotted on a graph produce a straight lin…

PRECISION

the closeness of all the results agreeing with one another

What are the S.I. fundamental units?

kilogram, metre, second, ampere, mole, Kelvin

What are the S.I. fundamental units?

PRECISION

ACCURACY

PROPORTIONAL

kilogram, metre, second, ampere, mole, Kelvin

the closeness of all the results agreeing with one another

how close the results appear to be to the true or accepted va…

When two quantities plotted on a graph produce a straight lin…

What are the S.I. fundamental units?

kilogram, metre, second, ampere, mole, Kelvin

PRECISION

the closeness of all the results agreeing with one another

Vector

Scalar

Average velocity

Average speed

A quantity that has magnitude and direction.

A quantity that has magnitude only.

A vector quantity calculated using displacement per unit of t…

A scalar quantity calculated using distance per unit of time…

Vector

A quantity that has magnitude and direction.

Scalar

A quantity that has magnitude only.

Degraded Energy

Efficiency

Energy Density

Non-Renewable Energy Sources

In any process that involves energy transformations, the ener…

Approximate overall energy efficiencies for different types o…

Energy density is defined as the energy liberated per unit ma…

Those energy sources that can be used up and eventually run out

Degraded Energy

In any process that involves energy transformations, the ener…

Efficiency

Approximate overall energy efficiencies for different types o…

Vector

Scalar

Force

Newton's I Law

Quantities with magnitude & direction

Quantities with just magnitude

A push or a pull (Tension, Normal, Gravitational Force, Frict…

A body will remain at rest or moving with constant velocity u…

Vector

Quantities with magnitude & direction

Scalar

Quantities with just magnitude

Superposition

Polariser

Reflection

Refraction

When two or more waves of the same type arrive at a given poi…

A sheet of material with a molecular structure that only allo…

The angle of incidence i (angle between the ray and the norma…

The travel of light from one medium into another where it has…

Superposition

When two or more waves of the same type arrive at a given poi…

Polariser

A sheet of material with a molecular structure that only allo…

Order of magnitude

Quantity

Systematic error (uncertainty)

Random uncertainty (error)

The power of magnitude of a value is the order of 10 when the…

something that can be expressed in a magnitude (value) with a…

An error that occurs on all measurements

An unpredictable and largely uncontrollable uncertainty, whic…

Order of magnitude

The power of magnitude of a value is the order of 10 when the…

Quantity

something that can be expressed in a magnitude (value) with a…

Uncertainty

Systematic Error

Random Error

Accuracy

A bias or flaw in perception when using a measurement instrum…

Errors that consistently throw measurements off in the same w…

Errors that affect the reading at random

Hitting the center or expected spot, when systematic error is…

Uncertainty

A bias or flaw in perception when using a measurement instrum…

Systematic Error

Errors that consistently throw measurements off in the same w…

absolute uncertainty

absolute zero

absorption spectra

acceleration of free fall

a quantity giving the extremes a measured value falls within

the temperature at which all random motion of molecules stops

the set of wavelengths of photons absorbed by a substance

the acceleration due to the pull of the Earth on a body

absolute uncertainty

a quantity giving the extremes a measured value falls within

absolute zero

the temperature at which all random motion of molecules stops

Measurement and uncertainties---UNIT 1

scalar

Fundmental units in SI system

Vector

...

a quantity with magnitude only eg. length

1. Length-metre-m... 2. Mass-kilogram-kg... 3. Time-second-s... 4. Ele…

a quantity with magnitude and direction eg. velocity

Measurement and uncertainties---UNIT 1

...

scalar

a quantity with magnitude only eg. length

Random Errors

Systematic Errors

Precision

Accuracy

A random error, is an error which affects a reading at random…

A systematic error, is an error which occurs at each reading.…

A measurement is said to be precise if it has little random e…

A measurement is said to be accurate if it has little systema…

Random Errors

A random error, is an error which affects a reading at random…

Systematic Errors

A systematic error, is an error which occurs at each reading.…

displacement

velocity

speed

acceleration

distance traveled in a particular direction from a specified…

the displacement of an object over time

the distance traveled by an object over time

change in velocity per unit time

displacement

distance traveled in a particular direction from a specified…

velocity

the displacement of an object over time

Frame of Reference

Galilean Transformation

Inertial Frame of Reference

Special Theory of Relativity

A coordinate system in which measurements of position and tim…

Transforming from one inertial frame to another moving at con…

A frame of reference that is not accelerating but is at rest…

Two postulates: ... 1) The laws of physics are the same in all i…

Frame of Reference

A coordinate system in which measurements of position and tim…

Galilean Transformation

Transforming from one inertial frame to another moving at con…

Absolute Temperature

Internal Energy

Specific Heat Capacity

Specific Latent Heat

0K, the temperature at which all matter has minimum KE and 27…

Total of potential energy and random kinetic energy of all pa…

Energy required to raise 1kg of a substance by 1K

Energy required to achieve a phase change

Absolute Temperature

0K, the temperature at which all matter has minimum KE and 27…

Internal Energy

Total of potential energy and random kinetic energy of all pa…

absolute uncertainty

accuracy

derived unit

error bar

Absolute uncertainty is a direct statement of the confidence…

An accurate reading is one with a small systematic error, i.e…

A unit that is defined in terms of fundamental units, e.g. m…

An error bar on a graph indicates the absolute uncertainty as…

absolute uncertainty

Absolute uncertainty is a direct statement of the confidence…

accuracy

An accurate reading is one with a small systematic error, i.e…

Formula for the emf induced in a strai…

Define magnetic flux

Define magnetic flux linkage

State faraday's law

Blv

magnetic flux density normal to the area x cross-sectional area

A magnetic field going through multiple coils of wire.. This…

The induced EMF into a circuit is proportional to the rate of…

Formula for the emf induced in a strai…

Blv

Define magnetic flux

magnetic flux density normal to the area x cross-sectional area

Fundamental Units

Derived Units

Significant Figure Rules

Order of Magnitude

Base units for all our physical measurements.... They are the me…

Based on the fundamental units. Examples include volume and d…

Final answer should not have more sig figs than that of the l…

Distance (m):... 10^26 = Radius of the universe... 10^-15 = Diamete…

Fundamental Units

Base units for all our physical measurements.... They are the me…

Derived Units

Based on the fundamental units. Examples include volume and d…

Fundamental units

Derived units

Precision

Accuracy

seven basic units of the SI measurement system: kilogram, sec…

Combinations of SI base units

Exact in measuring, recording, etc.

A description of how close a measurement is to the true value…

Fundamental units

seven basic units of the SI measurement system: kilogram, sec…

Derived units

Combinations of SI base units

Mass defect

Isotope

Radioactive decay ( Half life)

Binding energy

Difference in mass between mass of nucleus and mass of separa…

Same number of protons in the nucleus but different number of…

The time taken for half of the total number of nuclei to decay

Energy required to assemble a nucleus or to separate a nucleu…

Mass defect

Difference in mass between mass of nucleus and mass of separa…

Isotope

Same number of protons in the nucleus but different number of…

displacement

velocity

speed

acceleration

distance traveled in a particular direction from a specified…

the displacement of an object over time

the distance traveled by an object over time

change in velocity per unit time

displacement

distance traveled in a particular direction from a specified…

velocity

the displacement of an object over time

Standard

What is the unified atomic mass unit?

Conversional factor

Physics

A fixed quantity that is used by everyone... - easy to duplicate…

It is the u or amu; used when dealing with atoms or molecules

A multiplication factor that converts one unit of measurement…

The study of matter and energy and the relationships between…

Standard

A fixed quantity that is used by everyone... - easy to duplicate…

What is the unified atomic mass unit?

It is the u or amu; used when dealing with atoms or molecules

Position

Distance

Displacement

Magnitude

An object's location relative to the origin of a particular f…

The change in an object's position without regard for direction

The change in position of an object with regard for direction

The value of a quantity without regard to direction

Position

An object's location relative to the origin of a particular f…

Distance

The change in an object's position without regard for direction

Fundamental units

Derived units

Accuracy

Precision

Seven basic units of the SI measurement system: kilogram, sec…

Units that are combinations of fundamental units. These combi…

An indication of how close a measurement is to the accepted v…

An indication of the agreement among a number of measurements…

Fundamental units

Seven basic units of the SI measurement system: kilogram, sec…

Derived units

Units that are combinations of fundamental units. These combi…

Quantity

Scalar

Vector

Displacement

Is something that can be quantitalized, so something can be m…

Quantity which has only magnitude

Quantity which has magnitude and direction

The shortest possible distance (with direction) between initi…

Quantity

Is something that can be quantitalized, so something can be m…

Scalar

Quantity which has only magnitude