Unit Plan
Frostburg State University

General Chemistry Online: Atoms & Ions

For Students 9th - 10th
This site from the General Chemistry Online of the Frostburg State University provides a review of the history of atomic theory, the discovery of the electron, and the discovery of the nucleus. Details on weighing atoms, ion charges,...
Website
New York University

New York University: Law of Conservation of Energy

For Students 9th - 10th
Site presents a straightforward presentation of Rutherford's work concerning the Law of Energy Conservation. Provides an adequate summary of early science on the nucleus, and includes much needed illustrations.
Handout
Ministerio de Educación (Spain)

Ministerio De Educacion: El Nucleo Atomico

For Students 9th - 10th
Read about the nucleus and its properties. These pages have a lot of illustrations.
Interactive
Vision Learning

Vision Learning: Nuclear Fusion

For Students 9th - 10th
Interactive concept simulation demonstrates the nuclear fusion of deuterium and tritium inside a tokamak reactor.
Unit Plan
Concord Consortium

Concord Consortium: What Are Nature's Building Blocks?

For Students 9th - 10th
Activity 3 of this module investigates: How do we know what's inside an atom? From Ernest Rutherford's Gold Foil Experiment to his investigation of the Plum Pudding model, students become aware of the Nuclear Model of an Atom. Also in...
Handout
Science Struck

Science Struck: What Makes Up an Atom?

For Students 9th - 10th
Describes the structure of an atom and the characteristics of the electrons, neutrons, and protons inside it. Includes some interesting facts about atoms.
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.
Interactive
PBS

Nova: Atom Builder

For Students 9th - 10th
Find out if you know enough about atoms to build them. The goal of the activity is to build an atom of a particular element by dragging the correct numbers of neutrons, protons and electrons into the atom.
Lesson Plan
American Chemical Society

Middle School Chemistry: Protons, Neutrons, and Electrons

For Teachers 9th - 10th
Investigate why a charged object is attracted or repelled by another charged object. Explore the concept that the attraction between positive protons and negative electrons holds an atom together.
Handout
University of Cambridge

University of Cambridge: Physics: The Neutron

For Students 9th - 10th
This site provides a great series on the neutron discovered by James Chadwick. Includes a seven-page series that covers what is inside the nucleus, the elusive neutron, beryllium radiation, Chadwick's discovery, neutrons from beryllium,...
Handout
Other

Andy Darvill's Science Site: Types of Radioactivity

For Students 9th - 10th
Find out about radioactivity, and how it occurs inside an atom's unstable nucleus.
Handout
Chem4kids

Chem4 Kids: Atoms: Orbitals

For Students 3rd - 8th
The website provides an explanation of the electrons' position in their orbitals as they spin around the nucleus. Quantum theory is also explored by explaining that the exact location of a specific electron is a not exact but a guess.
Interactive
Davidson College

Davidson College: Effective Nuclear Charge

For Students 9th - 10th
Explains what the effective nuclear charge is and how electrons can create a shield between a nucleus and an outer electron. Presents exercises for comparing orbital sizes with effective nuclear charges. Requires Java.
Graphic
American Chemical Society

Middle School Chemistry: Protons, Neutrons, and Electrons

For Students 9th - 10th
Explore the particles that make up atoms: protons, electrons, and electrons.
Website
Nobel Media AB

The Nobel Prize: Nobel Prize in Physics 1943 Award Ceremony Speech

For Students 9th - 10th
At this site read Professor E. Hulthen's "account of Stern's and Rabi's works," and contributions to the study of molecular rays.
Interactive
Other

University of Kansas: Quarked!: Word Search

For Students 3rd - 5th
A word search with vocabulary related to the study of subatomic science.
Activity
Thomas Jefferson National Accelerator Facility

Jefferson Lab: Coloring Book: Quarks More Than Meets the Eye

For Students 9th - 10th
Understand and appreciate the research conducted at Jefferson Lab about the smallest particle, the quark.
Article
Famous Scientists

Famous Scientists: Ernest Rutherford

For Students 9th - 10th
This short biography about Ernest Rutherford explains how he became known as the father of nuclear chemistry and physics.
eBook
Physics Classroom

The Physics Classroom: Static Electricity: Neutral vs. Charged Objects

For Students 9th - 10th
With this interactive tutorial, students explore the basic terminology and concepts of neutral and charged objects.
Interactive
Thomas Jefferson National Accelerator Facility

Jefferson Lab: The Nim Number Game

For Students 3rd - 5th
Students can play a game against the computer to see who gets the most protons.
Interactive
CK-12 Foundation

Ck 12: Physics Simulation: Subatomic Particle Zoo

For Students 9th - 10th
[Free Registration/Login Required] Learn about the most basic particles of matter, including quarks and leptons, and the four fundamental interactions using this interactive simulation. A PDF worksheet is also available.
eBook
Simon Fraser University

Chem1 Virtual Textbook: Electrons

For Students 9th - 10th
Acting as part of an overview on quantum theory, this section of the site deals with questions related to electrons, such as "If the electron cannot be localized, can it be moving?" and "Why does the electron not fall into the nucleus?"
Unit Plan
Other

Particle Adventure Dutch Version

For Students 9th - 10th
Dutch version of the well-known "Particle Adventure" physics website that teaches students about atoms, mass, particle physics, and quantum physics. The site discusses theories related to physics and provides other links related to the...
Interactive
Math Science Nucleus

I. Science Ma Te: Integrating Science, Math and Technology

For Teachers Pre-K - 1st
This site offers a wealth of online textbook-related materials that encourage the discovery of science in the world around us. Enter the site to access material on specific topics. Each section contains reading material (complete with...

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