Unit Plan
Texas Education Agency

Texas Gateway: The Bohr Model

For Students 9th - 10th
Learn about the structure of the Bohr model in this learning module. Learning module includes information on the history, discovery, and practice with the model.
Unit Plan
Khan Academy

Khan Academy: Bohr's Model of Hydrogen

For Students 9th - 10th
Resource investigates how Bohr's model of hydrogen explains atomic emission spectra.
Handout
Michael Blaber, PhD

Florida State University: The Bohr Model of the Atom

For Students 9th - 10th
A well designed clear tutorial explaining the energies involved in the Bohr model of the atom. Illustrations add to the clearly presented equations.
eBook
Khan Academy

Khan Academy: Bohr's Model of Hydrogen

For Students 9th - 10th
How Bohr's model of hydrogen explains atomic emission spectra.
Unit Plan
CK-12 Foundation

Ck 12: The Bohr Model of the Atom

For Students 10th - 12th
[Free Registration/Login may be required to access all resource tools.] Students will learn about the history of atomic theory, and the development of the Bohr model of the atom. Includes a simulation for exploring the Bohr Model.
eBook
Simon Fraser University

Chem1 Virtual Textbook: Bohr's Model

For Students 9th - 10th
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses Niels Bohr and his work with the atom. This part of the discussion, focusing on the model itself, brings up...
Unit Plan
CK-12 Foundation

Ck 12: The Bohr and Quantum Models of the Atom

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Students explore how the study of the hydrogen emission spectrum led to the Bohr model of the atom, in which electrons exist in states of constant energy.
Handout
Simon Fraser University

Chem1 Virtual Textbook: The Bohr Atom

For Students 9th - 10th
Acting as a subtopic of the General Chemistry Virtual Textbook's section on Atoms and the Periodic Table, this site discusses Niels Bohr and his work with the atom. Topics covered in the discussion include the atom before Bohr, Bohr's...
Lesson Plan
Science Education Resource Center at Carleton College

Serc: Models of the Hydrogen Atom

For Teachers 9th - 10th
In this activity, students will explore several different models of the hydrogen atom and compare and contrast them using an online java applet.
Interactive
University of Colorado

University of Colorado: Ph Et Interactive Simulations: Models of the Hydrogen Atom

For Students 9th - 10th
How did scientists figure out the structure of atoms without looking at them? Try out different models by shooting light at the atom. Check how the prediction of the model matches the experimental results.
eBook
Simon Fraser University

Chem1 Virtual Textbook: Atoms and the Periodic Table

For Students 9th - 10th
As part of the General Chemistry Virtual Textbook, this site examines a list of related topics (in hyperlink format) on the atom and the Periodic Table of elements. Topics from light, particles, and waves to the Bohr model, quantum...
Handout
University of Colorado

University of Colorado: Physics 2000: Bohr's Atom

For Students 9th - 10th
An outstanding site that can best be described as student friendly. It describes the main differences between the classical and quantum models of the atom. Clear and well illustrated.
Article
Famous Scientists

Famous Scientists: Aage Bohr

For Students 9th - 10th
Learn about the life of Aage Niels Bohr, and see how his work was pivotal in the development of the theory of the structure of the atomic nucleus.
Handout
Nobel Media AB

The Nobel Prize: Niels Bohr Biographical

For Students 9th - 10th
The Nobel Foundation provides this site about Niels Bohr's contributions to the world of physics, specifically his "investigation of the structure of atoms and of the radiation emanating from them." This biography includes information on...
eBook
Simon Fraser University

Chem1 Virtual Textbook: Bohr's Theory

For Students 9th - 10th
Acting as part of an overview on quantum theory, this section of the site answers the question, "How did Bohr's theory save the planetary model, for a while?" A section below also discusses the primary problems with Bohr's theory.
Interactive
Walter Fendt

Walter Fendt: Bohr's Theory of the Hydrogen Atom

For Students 9th - 10th
An explanation of Niels Bohr's (1885 - 1962 CE) Model along with an app that illustrates a hydrogen atom according to the particle or wave model. You can choose a principal quantum number "n." The right part of the graphic represents the...
Interactive
CK-12 Foundation

Ck 12: Plix: Bohr's Atomic Model

For Students 9th - 10th
[Free Registration/Login Required] Shown here are representations of three different models of the atom. Move the name labels to correctly title each of the models with the scientist who created them.
Handout
Other

Cronodon: Atoms Models of the Atom

For Students 9th - 10th
Presents models of the atom developed by Thomson, Rutherford, Bohr, and Schrodinger. Includes successes and failures of each, illustrations, and detailed descriptions. Also discusses Dirac's model of the atom and introduces quantum...
PPT
Texas Education Agency

Texas Gateway: Atoms, Elements and the Periodic Table: The Atomic Model [Pdf]

For Students 9th - 10th
A slideshow looking at the contributions of scientists over time to our understanding of atomic theory. Looks at models of the atom developed by Democritus, John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick, as...
PPT
Tom Richey

Slide Share: Atomic Models: Everything You Need to Know

For Students 8th
A detailed slideshow for Grade 8 students that looks at the history of our understanding of atoms. Looks at the ideas presented by Democritus, John Dalton, J.J. Thomson, Ernest Rutherford, and Niels Bohr, and the modern-day wave model. A...
Handout
Other

Siyavula Education: Everything Maths & Science: Models of the Atom

For Students 9th - 10th
Discusses models of the atom developed by John Dalton, J.J. Thomson, Ernest Rutherford, Niels Bohr, and James Chadwick. Includes clear illustrations and a short comprehension exercise at the end.
Handout
PBS

Pbs: People & Discoveries Niels Bohr

For Students 9th - 10th
A wonderful PBS biography of a great man. This contains many personal touches, yet does a fine job of describing Bohr's scientific work. But it's best at Bohr the man. Nice quotes, one in the middle, one at the end.
Unit Plan
CK-12 Foundation

Ck 12: Modern Atomic Theory

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Rutherford's model of the atom was better than earlier models. But it wasn't the last word. Danish physicist Niels Bohr created a more accurate and useful model....
Unit Plan
CK-12 Foundation

Ck 12: Modern Atomic Theory

For Students 9th - 10th
[Free Registration/Login may be required to access all resource tools.] Rutherford's model of the atom was better than earlier models. But it wasn't the last word. Danish physicist Niels Bohr created a more accurate and useful model....

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