founder effect 28 videos
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Greenhouse Effect
Physics Heat Transfer and Change of Phase
How the greenhouse effect works.
greenhouse effect -
Doppler Effect
Physics Vibration and Waves
Understanding how the Doppler Effect works.
doppler effect redshift blueshift -
Photoelectric Effect
Chemistry The Atom
An explanation of photoelectric effect and how to determine how much energy electrons have.
photoelectric effect electron energy -
Photoelectric Effect
Physics The Atom and Quantum Physics
An explanation of photoelectric effect and how to determine how much energy electrons have.
photoelectric effect electron energy -
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Climate Change
Biology Conservation Biology
The effects of climate change.
climate change greenhouse effect weather patterns -
Dispersion
Biology Ecology
The effects of dispersion.
population spreading dispersion seed dispersal -
Genetic Mutation
Biology Molecular Biology
Random errors in genes and their effects.
genetic mutation chromosomal base substitution -
Population Growth
Biology Ecology
Understanding the effects of population growth.
population growth exponential growth logistic growth density independent density dependent abiotic biotic -
Natural Resource Depletion
Biology Conservation Biology
The effects of natural resource depletion.
resource depletion resources non renewable resources -
Radioactive Isotopes
Physics Nuclear Physics
The effects of radioactive isotopes.
radioactive isotopes -
Essay Thesis
Writing Parts of an Essay
The parts of a effective thesis statement.
essay thesis theses statement -
Body Paragraph
Writing Parts of an Essay
The parts of an effective body paragraph.
body paragraph topic sentence information evidence analysis -
Introduction Paragraph
Writing Parts of an Essay
Tips for writing effective introductory paragraphs.
introduction introductory paragraph -
Conclusion Paragraph
Writing Parts of an Essay
Tips for writing an effective conclusion paragraph.
conclusions essay conclusion -
Colloids - Suspensions
Chemistry Chemical Solutions
Understanding the differences between colloids and suspensions.
brownian motion tyndall effect colloids suspensions -
Light Quanta
Physics The Atom and Quantum Physics
An explanation of light quanta.
light quanta blackbody radiation photoelectric effect photon -
Grammar Colons
Grammar Punctuation
The definition of a colon and how to use it effectively in a sentence.
colons independent clause preceding clause conventions -
Grammar Semicolons
Grammar Punctuation
The definition of a semi-colon and how to use it effectively in a sentence.
semicolon semi colon semi colon -
Supporting Evidence
Writing Parts of an Essay
How to identify and write effective supporting evidence.
supporting evidence proving claims
