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Study Physics with these Free Learning Resources

Atoms and Molecules: Atom Model
An atom is the smallest particle of an element that contains the chemical properties of that element. Learn about atoms and their components (protons, neutrons, and electrons) in this program.
Keywords: amu, AMU, Atom Model, atomic, Atomic mass, Atomic number, Atoms, Atoms and Molecules, Atoms and Molecules: Atom Model, charge, Electrons, element, energy levels, Molecules, negative, negative charge, neutral, neutral charge, Neutrons, Nucleus, particle, Physics, positive, positive charge, Protons, Science, shells, subatomic, subatomic particle
Atoms and Molecules: Chemical Symbol Lookup Table
This lookup displays all the elements in the periodic table, sorted by symbol. Also included are the element name, atomic mass, atomic number, and electron configuration. This is a must for anyone learning the periodic table.
Keywords: atom, Atomic Mass, Atomic Number, atoms, Atoms and Molecules, chemical symbol, Chemical Symbol Lookup Table, chemistry, Electron Configuration, Element, molecules, Physics, science, symbol, table
Atoms and Molecules: Chemical Symbol Quiz
See how well you remember the chemical symbols with this quiz. At a button-click you get ten more names of elements from the periodic table, each with four choices of chemical symbols for you to choose. Can you get them all?
Keywords: Ac, Al, Aluminum, As, Atoms and Molecules, Atoms and Molecules: Chemical Symbol Quiz, Au, Ba, Berkelium, Bh, Bi, Bk, Ca, Ce, Cerium, Cf, Chemical, Chemical Symbol Quiz, Cs, Cu, Db, Dubnium, Er, Es, Eu, Europium, H, He, Hf, Hydrogen, Ir, Kr, La, Lanthanum, Lawrencium, Lr, Mg, Na, Ne, Ni, P, Pb, Physics, Po, Pu, Quiz, Ra, Radium, Radon, Rb, Rn, Sr, Symbol, Tc, Tl, W, Zn
Atoms and Molecules: Electron Orbitals
Electron configuration in an atom is organized into orbitals and differently shaped subshells. Learn about the s subshell, p subshell, d subshell, and f subshell (and more) in this interactive tour.
Keywords: Atoms, Atoms and Molecules, Atoms and Molecules: Electron Orbitals, circular path, d shell, d Subshell, Electron, Electron Orbitals, electrons, energy levels, f shell, f Subshell, Molecules, nucleus, orbital, Orbitals, p shell, p Subshell, particles, Physics, s shell, s Subshell, shells, subatomic, subatomic particles, subshell
Atoms and Molecules: My Chemical Elements Flashcards
Learn the symbol, electron shell configuration, atomic mass, and other important details for each chemical element with this interactive flashcard program.
Keywords: Atoms and Molecules, Atoms and Molecules: My Chemical Elements, chemical elements, element flash cards, flash cards, flashcards, Physics, science
Atoms and Molecules: Periodic Table
Examine chemical symbols, atomic masses, electronegativity, electron shell configuration, and more in this printable interactive periodic table of the elements. We have all the elements discovered thus far, and instructions on how to read the table.
Keywords: Atomic Mass, Atomic Number, atoms, Atoms, Atoms and Molecules, Atoms and Molecules: Periodic Table, chemical symbol, Electron Configuration, electron configuration, electron negativity, Element, Molecules, molecules, Periodic Table, Physics, science, symbol, table
Atoms and Molecules: Quantum Numbers
Quantum numbers describe the state of electrons in an atom. Learn about the principal quantum number, orbital quantum number, magnetic quantum number, and spin quantum number in this interactive tutorial.
Keywords: Atoms and Molecules, Atoms and Molecules: Quantum Numbers, Electrons, Energy Level, Erwin Schrodinger, f Subshell, Magnetic, ms, Orbital, Paul Dirac, Pauli Exclusion, Pauli Exclusion Principle, Physics, Principal, Quantum Numbers, Quantum States, Shell 1, Shell 2, Shell 3, Shell 4, Shell 5, Shell 6, Spin, Spin Quantum Number, Subshell
Atoms and Molecules: Using The Periodic Table
Ever wonder how to actually use the periodic table of elements? Get a detailed overview of the various sections on the periodic table including electron shell configuration, atomic mass, chemical symbols, electronegativity, and more with this tutorial.
Keywords: atom, atomic mass, Atomic Mass, atomic number, Atomic Number, atoms, Atoms and Molecules, chemical symbol, chemistry, electron configuration, Electron Configuration, electronnegativity, Element, group, how to read the periodic table, metals, molecules, non-metals, period, Physics, science, symbol, table, transition metals, type, using periodic table
Electricity: Current in a Parallel Circuit
Current is a function of voltage and resistance. This Formula Solver! Series program shows the step-by-step solution for finding current in parallel circuits using your own voltage and resistance values.
Keywords: Current, Current in a Parallel Circuit, Electricity, Electricity: Current in a Parallel Circuit, Parallel Circuit, Physics, Resistance, Resistor, Voltage
Electricity: Current in a Simple Circuit
Current is defined as the flow of electricity through a circuit over time. This Formula Solver! Series program shows the step-by-step solution for finding current, charge, or time from the other two values (which you can enter yourself).
Keywords: Ammeter, Charge, Current, Current flowing through a circuit, Current in a Simple Circuit, Electricity, Electricity: Current in a Simple Circuit, Physics, Resistor, Simple Circuit
Electricity: Ohm's Law
Ohm's Law describes the fundamental relationship between voltage, resistance, and current. This Formula Solver! Series program shows the step-by-step solution for using any two values (which you can enter yourself) to find the third.
Keywords: Circuit, Current, Electricity, Electricity: Ohm's Law, Ohm, Ohm's Law, Physics, Resistance, Resistor, Voltage
Electricity: Power in a Parallel Circuit
In parallel circuits, power is a function of current and voltage. This Formula Solver! Series program shows the step-by-step solution for using voltage and resistance to find current and power (all with your own values).
Keywords: Circuit, Current, Electricity, Electricity: Power in a Parallel Circuit, ohms, Parallel, Parallel Circuit, Physics, Power, Power in a Parallel Circuit, Resistor, Voltage, Volts
Electricity: Power in a Simple Circuit
In the world of electricity, power is the product of current and voltage. This Formula Solver! Series program shows the step-by-step solution for finding power, current, or voltage from the other two values (which you can enter yourself).
Keywords: Amps, Circuit, Current, Electricity, Electricity: Power in a Simple Circuit, ohms, Physics, Power, Power in a Simple Circuit, Resistor, Simple Circuit, Volt, Voltage, Volts, Watts
Electricity: Resistance in a Parallel Circuit
This Formula Solver! Series program shows the step-by-step solution for finding electrical resistance in parallel circuits (using up to four resistance values which you can enter yourself).
Keywords: Circuit, Electricity, Electricity: Resistance in a Parallel Circuit, ohms, Parallel Circuit, Physics, Resistance, Resistance in a Parallel Circuit, Separate Paths, Total Resistance, Voltage
Electricity: Resistance in a Series Circuit
This Formula Solver! Series program shows the step-by-step solution for finding resistance in a series circuit (using up to four resistance values which you can enter yourself).
Keywords: Ammeter, Current, Electricity, Electricity: Resistance in a Series Circuit, ohm, Physics, Resistance, Resistance in a Series Circuit, Resistor, Series Circuit, Total Resistance
Gravity: Universal Gravitation
Newton's Law of Universal Gravitation says the force between any two bodies is directly proportional to the product of their masses, and inversely proportional to the square of the distance between them. Use this Formula Solver to learn more.
Keywords: Attract, Directly Proportional, Distance, Force, force, formula solver, Gravitation, gravitational constant, Gravity, Gravity: Universal Gravitation, Inversely Proportional, Isaac Newton, Mass, mass, Masses, Newton, Newton's Law, Newton's Law of Universal Gravitation, Newton's Laws, Physics, radius, science, Universal Gravitation
Gravity: Weight
Weight is the product of the mass of an object and the gravity acting on it. Use this Formula Solver to learn how to calculate weight (in Newtons), mass (in kilograms), or gravitational constant using the other two values (which you can enter yourself).
Keywords: Force, Gravitational Force, Gravity, Gravity: Weight, Mass, Object, Physics, Weight
Kinetic Theory of Gases: Bottomless Worksheet of Pressure Conversion
You'll get endless practice converting between the millibar, atmosphere, and torr scales with this Bottomless Worksheet. A button-click creates another ten problems, with a printed copy and answer sheet also available.
Keywords: atm, Atmospheres, Bottomless Worksheet, Bottomless Worksheet of Pressure Conversion, Conversion, Force, Force per Unit Area, Kinetic Theory of Gases, Kinetic Theory of Gases: Bottomless Worksheet of Pressure Conversion, Kinetic Theory of Gases: Pressure Conversion, mb, Millibars, Millimeters of Mercury, Physics, Pressure, Pressure Conversion, Torr, torr
Kinetic Theory of Gases: Pressure
Pressure is defined as force per unit area. This Formula Solver! Series program shows the step-by-step solution for finding pressure (in pascals), force (in newtons), or area (in meters squared) from the other two values (which you can enter yourself).
Keywords: Force, Force per Unit Area, Kinetic Theory of Gases, Kinetic Theory of Gases: Pressure, Meters Squared, Newtons, Pascals, Physics, Pressure
Kinetic Theory of Gases: Pressure Conversion
Pressure is defined as force per unit area. Use this Formula Solver to learn how to convert between pressure's primary units of measurement -- millibars, atmospheres, and millimeters of Mercury (or torr).
Keywords: atm, Atmospheres, Conversion, Force, Force per Unit Area, Kinetic Theory of Gases, Kinetic Theory of Gases: Pressure Conversion, mb, Millibars, Millimeters of Mercury, Physics, Pressure, Pressure Conversion, Torr, torr
Measurements: Bottomless Worksheet of Temperature Conversion
You'll get endless practice converting between the millibar, atmosphere, and torr scales with this Bottomless Worksheet. A button-click creates another ten problems, with a printed copy and answer sheet also available.
Keywords: Bottomless Worksheet, Bottomless Worksheet of Temperature Conversion, Celcius, Conversion, degrees, Fahrenheit, Heat, Kelvin, Measurements, Measurements: Bottomless Worksheet of Temperature Conversion, Measurements: Temperature Conversion, Object, Physics, Relative Heat, Temperature, Temperature Conversion, Temperature Scales
Measurements: Density
Review how the basic concept of density works, using this Formula Solver! Series program. Use it to check your homework answers too!
Keywords: Density, Mass, Measurements, Measurements: Density, Physics, Ratio of Mass, Volume, Volume Occupied
Measurements: Temperature Conversion
Use this Formula Solver to learn how to convert between temperature's primary units of measurement -- degrees Celcius or Centrigrade, Kelvin, and degrees Fahrenheit.
Keywords: Celcius, Conversion, degrees, Fahrenheit, Heat, Kelvin, Measurements, Measurements: Temperature Conversion, Object, Physics, Relative Heat, Temperature, Temperature Conversion, Temperature Scales
Motion: Free-Falling Objects
An object at rest, dropped from a distance above the Earth, will accelerate downward at a constant rate due to gravity. Learn with this Formula Solver how to calculate this downward acceleration using your own distance, time, and final velocity values.
Keywords: Accelerate, Constant, Distance, Final Velocity, Free-Falling Objects, Gravity, Motion, Motion: Free-Falling Objects, Physics, Time
Motion: Friction
When two objects rub against each other, friction acts against the force trying to move one of those objects. With this Formula Solver, learn how to calculate the friction force using the coefficient of friction.
Keywords: Coefficient, Force, Friction, Grip, Motion, Motion: Friction, Opposing Force, Physics
Motion: Newton's Second Law
Newton's Second Law describes the fundamental relationship between force, mass, and acceleration. Use this Formula Solver! Series program to learn how it works (and to check your homework answers, too!)
Keywords: Acceleration, Acceleration of an object, Directly, Directly Proportional, Force, Inversely, Inversely Proportional, Isaac Newton, Mass, Motion, Motion: Newton's Second Law, Newton, Newton's Second Law, Object, Physics, Physics Formula, Proportional, Second Law
Rotation: Centripetal Acceleration
An object in motion with velocity (v) must be accelerated inwards in order to travel in a circle or radius (r). This inward acceleration is called centripetal acceleration; see how to calculate it with this Formula Solver.
Keywords: a, Acceleration, Centripetal, Centripetal Acceleration, Circle, Motion, Object, Object in Motion, Physics, r, Radius, Rotation, Rotation: Centripetal Acceleration, v, Velocity
Rotation: Centripetal Force
A mass moving in a circle at constant velocity needs a force directed towards the center of the circle in order to maintain the circular motion and constant velocity. Learn how to calculate this Centripetal Force with this Formula Solver.
Keywords: Centripetal, Centripetal Force, Circle, Circular Motion, Constant Velocity, Force, Mass, Motion, Object, Physics, Radius, Rotation, Rotation: Centripetal Force
Vectors and Scalars: Acceleration and Deceleration
Acceleration is the increase of velocity over time, while deceleration is the decrease of velocity over time. This Tab-Tutor Series program will help you learn how to calculate them both -- check out the glossary review and homework checker, too!
Keywords: Acceleration, Acceleration and Deceleration, acceleration vector, Deceleration, Direction, Displacement, Final Velocity, Initial Velocity, Magnitude, motion, Physics, Scalar, scalar, Scalar Quantities, scalars, Time, Vector, vector, Vector Quantities, vectors, Vectors and Scalars, Vectors and Scalars: Acceleration and Deceleration, Velocity
Vectors and Scalars: Constant Acceleration
The relationship between constant acceleration, time, velocity, and distance is a key physics concept. Learn how to calculate constant acceleration with this Formula Solver.
Keywords: Acceleration, acceleration vector, Constant Acceleration, Constant Rate, Distance, Formula, motion, Physics, Physics Formula, scalar, scalars, vector, vectors, Vectors and Scalars, Vectors and Scalars: Constant Acceleration, Velocity
Vectors and Scalars: Displacement and Distance
Displacement is a vector quantity having both magnitude and direction, while distance is a scalar quantity having only magnitude. This Tab-Tutor Series program will help you learn how to calculate them both -- check out the glossary review, too!
Keywords: Displacement, Displacement and Distance, Distance, Magnitude, motion, Physics, Pythagorean Theorem, Scalar, scalar, Scalar Quantities, scalars, Vector, vector, Vector Quantities, Vector Sum, vectors, Vectors and Scalars, Vectors and Scalars: Displacement and Distance
Vectors and Scalars: Introduction to Vectors and Scalars
Key concepts in the study of mechanics and motion are vectors and scalars. This overview gives an introduction to both, with examples and links for learning more.
Keywords: Acceleration, Acceleration and Deceleration, Constant Acceleration, Constant Rate, Deceleration, Direction, Displacement, Displacement and Distance, Distance, Final Velocity, Formula, Initial Velocity, Magnitude, Motion, Physics, Physics Formula, Pythagorean Theorem, scalar, Scalar Quantities, scalars, Speed, Speed and Velocity, Time, Vector, Vector Quantities, Vector Sum, vectors, Vectors and Scalars, Velocity
Vectors and Scalars: Speed and Velocity
Speed is a scalar quantity measuring distance travelled over time, while velocity is a vector quantity measuring displacement over time. This Tab-Tutor Series program will help you learn how to calculate them both -- check out the glossary review, too!
Keywords: Displacement, Distance, Magnitude, motion, Physics, Pythagorean Theorem, Scalar, scalar, Scalar Quantities, scalars, Speed, Speed and Velocity, Vector, vector, Vector Quantities, Vector Sum, vectors, Vectors and Scalars, Vectors and Scalars: Speed and Velocity, Velocity
Work and Kinetic Energy: Energy Conversion
Energy is defined as the capacity of an object for doing work. Use this Formula Solver to learn how to convert between energy's primary units of measurement -- Joules, British Thermal Units (or BTUs), and Calories.
Keywords: British Thermal Units, BTU, btu, cal, Calories, Capacity, Conversion, Energy, Energy Conversion, J, Joules, Object, Physics, Work and Kinetic Energy, Work and Kinetic Energy: Energy Conversion
Work and Kinetic Energy: Power Conversion
Power is defined as the ratio of the amount of work expended over a period of time. Use this Formula Solver to learn how to convert between power's primary units of measurement -- Horsepower, British Thermal Units per hour (BTU/hour), and Watts.
Keywords: British Thermal Units, British Thermal Units per hour (BTU per hour), BTU, btu, Conversion, Horsepower, hp, Period of Time, Physics, Power, Power Conversion, Ratio, Time, Watts, Work and Kinetic Energy, Work and Kinetic Energy: Power Conversion

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