Topic outline
Chemistry
- ViewBig Bang Nucleosynthesis: Formation of Light Elements in the Beginning of the Universe
- View Receive a grade Receive a pass gradeBig Bang Nucleosynthesis: Formation of Light Elements in the Beginning of the Universe
- ViewStellar Nucleosynthesis: Formation of Heavy Elements During Stellar Evolution
- View Receive a grade Receive a pass gradeStellar Nucleosynthesis: Formation of Heavy Elements During Stellar Evolution
- ViewWrite the Nuclear Fusion Reactions that Take Place in Stars, which Lead to the Formation of New Elements
- View Receive a grade Receive a pass gradeWrite the Nuclear Fusion Reactions that Take Place in Stars, which Lead to the Formation of New Elements
- ViewDescribing How Elements Heavier Than Iron are Formed
- View Receive a grade Receive a pass gradeDescribing how elements heavier than iron are formed
- ViewDescribing the Ideas of the Ancient Greeks on the Atom
- View Receive a grade Receive a pass gradeDescribing the Ideas of the Ancient Greeks on the Atom
- ViewDescribing the Ideas of the Ancient Greeks On the Elements
- View Receive a grade Receive a pass gradeDescribing the Ideas of the Ancient Greeks On the Elements
- ViewDescribing the Contributions of the Alchemists to the Science of Chemistry
- View Receive a grade Receive a pass gradeDescribing the Contributions of the Alchemists to the Science of Chemistry
- ViewPointing Out the Main Ideas in the Discovery of the Structure of the Atom and its Subatomic Particles
- View Receive a grade Receive a pass gradePointing Out the Main Ideas in the Discovery of the Structure of the Atom and its Subatomic Particles
- ViewCiting the Contributions of J.J. Thomson, Ernest Rutherford, Henry Moseley, and Niels Bohr to the uUnderstanding of the Structure of Atom
- View Receive a grade Receive a pass gradeCiting the Contributions of J.J. Thomson, Ernest Rutherford, Henry Moseley, and Niels Bohr to the uUnderstanding of the Structure of Atom
- ViewDescribing the Nuclear Model of Atom and the Location of its Major components (protons, neutrons, and electrons)
- View Receive a grade Receive a pass gradeDescribing the Nuclear Model of Atom and the Location of its Major components (protons, neutrons, and electrons)
- ViewExplaining How the Concept of Atomic Number Led to the Synthesis of New Elements in the Laboratory
- View Receive a grade Receive a pass gradeExplaining How the Concept of Atomic Number led to the Synthesis of New Elements in the Laboratory
- ViewWriting the Nuclear Reactions Involved in the Synthesis of New Elements
- View Receive a grade Receive a pass gradeWriting the Nuclear Reactions Involved in the Synthesis of New Elements
- ViewCiting the Contribution of John Dalton Toward the Understanding of the Concept of the Chemical Elements
- View Receive a grade Receive a pass gradeCiting the Contribution of John Dalton Toward the Understanding of the Concept of the Chemical Elements
- ViewExplaining How Dalton’s Theory Contributed to the Discovery of Other Elements
- View Receive a grade Receive a pass gradeExplaining How Dalton’s Theory Contributed to the Discovery of Other Elements
- ViewDetermining if a Molecule is Polar or Non-Polar Given its Structure (Part 1)
- View Receive a grade Receive a pass gradeDetermining if a Molecule is Polar or Non-polar Given its Structure (Part 1)
- ViewDetermining if a Molecule is Polar or Non-polar Given its Structure (Part 2)
- View Receive a grade Receive a pass gradeDetermining if a Molecule is Polar or Non-polar Given its Structure (Part 2)
- ViewRelating the Polarity of a Molecule to its Properties
- View Receive a grade Receive a pass gradeRelating the Polarity of a Molecule to its Properties
- ViewDescribing the General Types of Intermolecular Force
- View Receive a grade Receive a pass gradeDescribing the General Types of Intermolecular Force
- ViewGiving the General Types of Intermolecular Forces
- View Receive a grade Receive a pass gradeGiving the General Types of Intermolecular Forces
- ViewExplaining the Effect of Intermolecular Forces on the Properties of Substances
- View Receive a grade Receive a pass gradeExplaining the Effect of Intermolecular Forces on the Properties of Substances
- ViewExplaining How the Uses of the Following Materials Depend on their Properties: (a.) Medical Implants, prosthesis, (b.) Sports Equipment, (c.) Electronic Devices, (d.) Construction Supplies for Buildings and Furniture, (e.) Household Gadgets
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Explaining How the Uses of the Following Materials Depend on their Properties: (a.) Medical Implants, prosthesis, (b.) Sports Equipment, (c.) Electronic Devices, (d.) Construction Supplies for Buildings and Furniture, (e.) Household Gadgets
- ViewExplaining how the Properties of some Medical Implants, Sports Equipment, and Construction Materials are Determined by their Structure
- View Receive a grade Receive a pass gradeExplaining how the properties of some medical implants, sports equipment and construction materials are determined by their structure
- ViewExplaining How the Structures of Biological Macromolecules such as Carbohydrates, Lipids, Nucleic Acid, and Proteins determine their Properties and Functions
- View Receive a grade Receive a pass gradeExplaining How the Structures of Biological Macromolecules such as Carbohydrates, Lipids, Nucleic Acid, and Proteins determine their Properties and Functions
- ViewUsing Simple Collision Theory to Explain the Effects of Concentration, Temperature, and Particle Size on the Rate of Reaction
- View Receive a grade Receive a pass gradeUsing Simple Collision Theory to Explain the Effects of Concentration, Temperature, and Particle Size on the Rate of Reaction
- ViewDefining Catalyst and Describing How it Affects Reaction Rate
- View Receive a grade Receive a pass gradeDefining Catalyst and Describing How it Affects Reaction Rate
- ViewCalculating the Amount of Substances Used or Produced in a Chemical Reaction (Part 1)
- View Receive a grade Receive a pass gradeCalculating the Amount of Substances Used or Produced in a Chemical Reaction (Part 1)
- ViewCalculating the amount of substances used or produced in a chemical reaction (Part 2)
- View Receive a grade Receive a pass gradeCalculating the Amount of Substances Used or Produced in a Chemical Reaction (Part 2)
- ViewCalculating Percent Yield of a Reaction
- View Receive a grade Receive a pass gradeCalculating Percent Yield of a Reaction
- ViewDetermining the Limiting Reactant in a Reaction and Calculating the Amount of Product Formed
- View Receive a grade Receive a pass gradeDetermining the Limiting Reactant in a Reaction and Calculating the Amount of Product Formed
- ViewRecognizing that Energy is Released or Absorbed during a Chemical Reaction
- View Receive a grade Receive a pass gradeRecognizing that Energy is Released or Absorbed during a Chemical Reaction
- ViewRecognizing that Energy is Released or Absorbed during a Chemical Reaction
- View Receive a grade Receive a pass gradeRecognizing that Energy is Released or Absorbed during a Chemical Reaction
- ViewGiving Common Examples of Cleaning Materials for the House and for Personal Care (Part 1)
- View Receive a grade Receive a pass gradeGiving Common Examples of Cleaning Materials for the House and for Personal Care (Part 1)
- ViewGiving Common Examples of Cleaning Materials for the House and for Personal Care (Part 2)
- View Receive a grade Receive a pass gradeGiving Common Examples of Cleaning Materials for the House and for Personal Care (Part 2)
- ViewIdentifying the Active Ingredient(s) of Cleaning Products Used at Home
- View Receive a grade Receive a pass gradeIdentifying the Active Ingredient(s) of Cleaning Products Used at Home
- ViewGiving the Use of the Other Ingredients in Cleaning Agent
- View Receive a grade Receive a pass gradeGiving the Use of the Other Ingredients in Cleaning Agent
- ViewGiving Common Examples of Personal Care Products Used to Enhance the Appearance of the Human Body
- View Receive a grade Receive a pass gradeGiving Common Examples of Personal Care Products Used to Enhance the Appearance of the Human Body
- ViewIdentifying the Major Ingredients of Cosmetics such as Body Lotion, Skin Whitener, Deodorants, Shaving Cream, and Perfume
- View Receive a grade Receive a pass gradeIdentifying the Major Ingredients of Cosmetics such as Body Lotion, Skin Whitener, Deodorants, Shaving Cream, and Perfume
- ViewExplain the Precautionary Measures Indicated in Various Cleaning Products and Cosmetics
- View Receive a grade Receive a pass gradeExplaining the Precautionary Measures Indicated in Various Cleaning Products and Cosmetics
Physics
- View
Explaining the Three Types of Terrestrial Motion
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Explaining the Three Types of Terrestrial Motion
- ViewExplaining Diurnal Motion, Annual Motion, and Precession of the Equinoxes
- View Receive a gradeExplaining Diurnal Motion, Annual Motion, and Precession of the Equinoxes
- ViewExplaining How the Greeks knew that the Earth is Spherical
- View Receive a gradeExplaining How the Greeks knew that the Earth is Spherical
- ViewExplaining How Plato’s Problem of “Saving the Appearances” Constrained Greek Models of the Universe
- View Receive a gradeExplaining How Plato’s Problem of “Saving the Appearances” Constrained Greek Models of the Universe
- ViewComparing and Contrasting the Models/Descriptions of the Universe by Eudoxus, Aristotle, Aristarchus, Ptolemy, and Copernicus
- View Receive a gradeComparing and Contrasting the Models/Descriptions of the Universe by Eudoxus, Aristotle, Aristarchus, Ptolemy, and Copernicus
- ViewCiting Examples of Astronomical Phenomena known to Astronomers before the Advent of Telescopes
- View Receive a gradeCiting Examples of Astronomical Phenomena known to Astronomers before the Advent of Telescopes
- ViewComparing and Contrasting Explanations and Models of Astronomical Phenomena (Copernican, Ptolemaic, and Tychonic
- View Receive a gradeComparing and Contrasting Explanations and Models of Astronomical Phenomena (Copernican, Ptolemaic, and Tychonic
- ViewExplaining How Galileo's Astronomical Discoveries and Observations helped weaken the support for the Ptolemaic Model
- View Receive a gradeExplaining How Galileo’s Astronomical Discoveries and Observations Helped Weaken the Support for the Ptolemaic Model
- View
Explaining How Brahe’s Innovations and Extensive Collection of Data in Observational Astronomy Paved the Way for Kepler’s Discovery of Laws of Planetary Motion
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Explaining How Brahe’s Innovations and Extensive Collection of Data in Observational Astronomy Paved the Way for Kepler’s Discovery of Laws of Planetary Motion
- View
Applying Kepler’s 3rd Law of Planetary Motion to objects in the Solar System
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Applying Kepler's 3rd Law of Planetary Motion to objects in the Solar System
- Comparing and Contrasting the Aristotelian and Galilean Conceptions of Vertical Motion, Horizontal Motion, and Projectile Motion
- Comparing and Contrasting the Aristotelian and Galilean Conceptions of Vertical Motion, Horizontal Motion, and Projectile Motion
- ViewExplaining How Galileo Inferred that Objects in Vacuum Fall with Uniform Acceleration, and that Force is Not Necessary to Sustain horizontal motion
- View Receive a gradeExplaining How Galileo Inferred that Objects in Vacuum Fall with Uniform Acceleration, and that Force is Not Necessary to Sustain horizontal motion
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Explaining how the Position vs. Time , and Velocity vs. Time Graphs of Constant Velocity Motion are Different from those of Constant Acceleration Motion
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Explaining how the Position vs. Time, and Velocity vs. Time Graphs of Constant Velocity Motion are Different from those of Constant Acceleration Motion
- Recognizing that the Everyday Usage and the Physics Usage of the term “Acceleration” Differ
- View Receive a gradeRecognizing that the Everyday Usage and the Physics Usage of the term “Acceleration” Differ
- Explaining each of Newton’s Three Laws of Motion
- View Receive a gradeExplaining each of Newton's Three laws of Motion
- ViewExplaining the Subtle distinction between Newton's 1st Law of Motion (or the Law of Inertia) and Galileo's assertion
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Explaining the subtle distinction between Newton's 1st Law of Motion (or Law of Inertia) and Galileo's assertion
- ViewUsing Algebra, Newton’s 2nd Law of Motion, and Newton’s Law of Universal Gravitation to show that in the absence of air resistance, objects close to the surface of the Earth fall with identical acceleration independent of their mass
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Using Algebra, Newton’s 2nd Law of Motion, and Newton’s Law of Universal Gravitation to show that in the absence of air resistance, objects close to the surface of the Earth fall with identical acceleration independent of their mass
- ViewExplaining the Statement “Newton's Laws of Motion are Axioms While Kepler's Laws of Planetary Motion are Empirical Laws"
- View Receive a grade Receive a pass gradeExplaining the Statement “Newton's Laws of Motion are Axioms While Kepler's Laws of Planetary Motion are Empirical Laws"
- ViewExplaining the contributions of Scientists to our understanding of Mass, Momentum, and Energy Conservation
- View Receive a gradeExplaining the contributions of Scientists to our understanding of Mass, Momentum, and Energy Conservation
- ViewUsing the Law of Conservation of Momentum to Solve One-Dimensional Collision Problems
- View Receive a gradeUsing the Law of Conservation of Momentum to Solve One-Dimensional Collision Problems
- ViewDescribing what happens when Light is Reflected, Refracted, Transmitted, and Absorbed
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Describing What Happens When Light is Reflected, Refracted, Transmitted, and Absorbed
- ViewExplaining How Newton and Descartes Described the Emergence of Light in Various Colors through Prisms
- View Receive a grade
Explaining How Newton and Descartes Described the Emergence of Light in Various Colors through Prisms
- ViewCiting Examples of Waves
- View Receive a gradeCiting Examples of Waves
- ViewDescribing How The Propagation of Light, Reflection, and Refraction are explained by The Wave Model and The Particle Model of Light
- View Receive a gradeDescribing How The Propagation of Light, Reflection, and Refraction are explained by The Wave Model and The Particle Model of Light
- ViewExplaining How The Photon Theory of Light Accounts for Atomic Spectra
- View Receive a gradeExplaining How The Photon Theory of Light Accounts for Atomic Spectra
- ViewExplaining the photon concept
- View Receive a gradeExplaining the photon concept
- ViewApplying The Wavelength-Speed-Frequency Relation
- View Receive a gradeApplying The Wavelength-Speed-Frequency Relation
- ViewDescribing the Contributions of Galileo and Roemer in the view of the "finite" Speed of Light
- View Receive a gradeDescribing the Contributions of Galileo and Roemer in the view of the "finite" Speed of Light
- ViewCiting Experimental Evidence Showing that Electrons can behave like Waves
- View Receive a gradeCiting Experimental Evidence Showing that Electrons can behave like Waves
- ViewDifferentiating Dispersion, Scattering, Interference and Diffraction
- View Receive a gradeDifferentiating Dispersion, Scattering, Interference and Diffraction
- ViewExplaining various Light Phenomena (Part 1)
- View Receive a gradeExplaining various Light Phenomena (Part 1)
- ViewExplaining various Light Phenomena (Part 2)
- View Receive a gradeExplaining various Light Phenomena (Part 2)
- ViewExplaining various Light Phenomena (Part 3)
- View Receive a gradeExplaining various Light Phenomena (Part 3)
- ViewExplaining various Light Phenomena (Part 4)
- View Receive a gradeExplaining various Light Phenomena (Part 4)
- ViewExplaining the Contributions of Franklin and Coulomb to Electricity and Magnetism
- View Receive a gradeExplaining the Contributions of Franklin and Coulomb to Electricity and Magnetism
- ViewExplaining the Contributions of Oersted, Biot-Savart, and Faraday to Electricity and Magnetism
- View Receive a grade Receive a pass gradeExplaining the Contributions of Oersted, Biot-Savart, and Faraday to Electricity and Magnetism
- ViewExplaining the Contributions of Ampere and Maxwell to Electricity and Magnetism
- View Receive a grade Receive a pass gradeExplaining the Contributions of Ampere and Maxwell to Electricity and Magnetism
- ViewDescribing How Hertz Produced Radio Pulses
- View Receive a grade Receive a pass gradeDescribing How Hertz Produced Radio Pulses
- ViewExplaining How Special Relativity Resolved the Conflict between Newtonian Mechanics and Maxwell’s Electromagnetic Theory
- View Receive a gradeExplaining How Special Relativity Resolved the Conflict between Newtonian Mechanics and Maxwell’s Electromagnetic Theory
- ViewExplaining the Consequences of the Postulates of Special Theory of Relativity
- View Receive a gradeExplaining the Consequences of the Postulates of Special Theory of Relativity
- ViewExplaining the Consequences of the Postulates of General Theory of Relativity
- View Receive a gradeExplaining the Consequences of the Postulates of General Theory of Relativity
- ViewExplaining How the Speeds and Distances of Far-off Objects are Estimated
- View Receive a gradeExplaining How the Speeds and Distances of Far-off Objects are Estimated
- ViewExplaining How We Know That We Live In An Expanding Universe
- View Receive a gradeExplaining How We Know That We Live In An Expanding Universe
- ViewExplaining How Doppler Shifts and Transits can be Used to Detect Extrasolar Planets
- View Receive a gradeExplaining How Doppler Shifts and Transits can be Used to Detect Extrasolar Planets
- ViewExplaining why Pluto was once thought to be a Planet but is no longer considered one
- View Receive a gradeExplaining why Pluto was once thought to be a Planet but is no longer considered one