Curated OER
"If the facts don't fit the theory, change the facts"
Students read a paper describing Einstein's 1905 papers. They answer five teacher-provided questions in small groups to consider the importance of his findings. Students describe in personal writings what effect they think these findings...
Curated OER
Hydrogen Powered Cars
Students apply the principles of chemistry to investigate the concept of how a hydrogen powered car works. They study the electrochemical reactions that provide the energy source. Students also record observations in the functioning of a...
Curated OER
Electromagnetic Spectrum
In this electromagnetic spectrum learning exercise, students review all regions of the spectrum in order from longest to shortest wavelength. Students list all possible values for specific quantum numbers. This learning exercise has 20...
Curated OER
Electric Circuits
Pupils explore energy by completing an electricity worksheet. In this conductors activity, students define the energy related vocabulary terms circuit, electronics, conductor and semi-conductor before examining computer chips in class....
Curated OER
Power: Work and Energy
Students explore how work and energy create power. They complete activities involving simple machines, energy, energy conversion, and the role of conductors and insulators. They choose from a menu of options the activities they would...
Curated OER
One Word Substitution 2
In this online interactive vocabulary skills worksheet, students match the 10 vocabulary terms in the word bank to the appropriate definitions. Students may submit their answers to be scored. All of the words begin with the...
Curated OER
Detection Detective
Students describe what each detection method uses and rank the wavelengths of each if appropriate. They answer questions about absorption, importance of materials and explain differences. Students make sure they describe diagnostic uses...
Science Education Resource Center at Carleton College
Serc: Using Ph Et Simulations in a Large Lecture Class the Photoelectric Effect
This activity provides a complete curriculum for teaching the photoelectric effect using the PhET Photoelectric Effect simulation in a large-lecture modern physics course.
Khan Academy
Khan Academy: Photoelectric Effect
Article explains the experiments on the photoelectric effect and how these experiments led to the idea of light behaving as a particle of energy called a photon.
University of Colorado
University of Colorado: Physics 2000: The Photoelectric Effect
The photoelectric effect is defined and explained. Explanation is insightful and written in an easy to understand language which utilizes an intriguing dialogue between a professor and a teen-age student.
Khan Academy
Khan Academy: Photoelectric Effect
Explaining the experiments on the photoelectric effect. How these experiments led to the idea of light behaving as a particle of energy called a photon.
Wikimedia
Wikipedia: Photoelectric Effect
Wikipedia provides excellent information on the photoelectric effect, including it's history, explanations, common uses, and more.
CK-12 Foundation
Ck 12: Photoelectric Effect
[Free Registration/Login may be required to access all resource tools.] Students will understand the photoelectric effect and that light has both particle and wave properties. Includes a simulation for exploring the photoelectric effect.
Georgia State University
Georgia State University: Hyper Physics: Photoelectric Effect
Using graphics, words and numbers, the photoelectric effect is described and explained. Planck's theory about quanta of light is explained. Photon energies for the various regions of the EM spectrum are listed. An interactive JavaScript...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Photoelectric Effect
See how light knocks electrons off a metal target, and recreate the experiment that spawned the field of quantum mechanics. Describe how the results lead to the photon model of light.
Friesian School
Proceedings of the Friesian School/the Quantacized Atom
A very lengthy page from friesian.com discussing Bohr's theory of electronic energy levels and the explanation of commonly observed atomic emission line spectra. The concept of a photon and Einstein's observation of the photoelectric...
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Ejs Photoelectric Effect
Experience the photoelectric effect by choosing different light frequency, voltage, and metals to stop current from flowing in a circuit.
Georgia State University
Georgia State University: Hyper Physics: Wave Particle Duality
The dualistic nature of light is discussed. The photoelectric effect and the Davisson-Germer experiment are contrasted as empirical evidence supporting each of the two views - particle and wave - of the nature of light. The photoelectric...
CK-12 Foundation
Ck 12: Light
[Free Registration/Login may be required to access all resource tools.] In the following tutorial students will describe the relationships between speed, wavelength, and frequency of light. They will understand the photoelectric effect...
Georgia Department of Education
Ga Virtual Learning: Special Relativity and Quantum Mechanics
In this interactive tutorial students explore special relativity and quantum mechanics. Learn basic tenets of the theory of special relativity and the relationship between mass and energy. Also discover the evidence for the particle...
Physics Aviary
Physics Aviary: Photoelectric Effect Lab
This lab is designed to allow students to look at the connection between the gap between two energy levels and the frequency of the light that is given off when an electron traverses this gap.
Upper Canada District School Board
Tom Stretton's Chemistry Pages: Photoelectric Effects
Deepen your understanding of photoelectric effects with this presentation. Learn about the history and physics of these light concepts.
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physics 1905
This Nobel E-Museum website commemorates the work of Philipp von Lenard and his Nobel prize achievement. This detailed resource includes a biography, Lenard's Nobel Lecture, and the "The Nobel Prize in Physics 1905 Presentation Speech."
Nobel Media AB
The Nobel Prize: The Nobel Prize in Physics 1923: Robert Andrews Millikan
This Nobel website on the life and scientific work of Robert A. Millikan includes a biography, images, and internet resources for further reading and research. Also included are the 1923 "Presentation Speech" which praised Millikan's...