Curated OER
Social Studies Strategies: Opinion Proof
In this strategy worksheet, students read about opinions and their proof, then use a "column note" graphic organizer to write an opinion on the left, and the support, or proof of the opinion on the left.
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
Introduction to the Periodic Table
Eighth graders investigate the different elements of the Periodic Table. In this chemistry lesson, 8th graders pick an element to research, then present to the class using a powerpoint presentation or a poster.
Curated OER
Build Your Own Atom
Young scholars build a model of an atom using an online program. For this chemistry lesson, students discuss the different parts of the atom. They complete an independent research about their chosen element.
Curated OER
Periodic Trends
Students identify the different periodic trends. In this chemistry lesson, students discuss how elements are arranged in the periodic table. They apply what they have learned in a Jeopardy team game.
Curated OER
Periodic Table Patterns using Fabulous Periodic
Young scholars explain how elements are arranged in the periodic table. In this chemistry instructional activity, students group the eggs according to a certain pattern. They compare this to elements in the periodic...
CK-12 Foundation
Ck 12: Physical Science: Atomic Number
[Free Registration/Login may be required to access all resource tools.] Definitions of atomic number and mass number.
CK-12 Foundation
Ck 12: Physical Science: Atomic Number
[Free Registration/Login may be required to access all resource tools.] Definitions of atomic number and mass number.
Texas Education Agency
Texas Gateway: Ap Physics I: Appendices: Atomic Masses
This is a chart of the elements including the atomic mass, atomic number, symbol, half-life, and more.
CK-12 Foundation
Ck 12: Isotopes and Atomic Mass
[Free Registration/Login may be required to access all resource tools.] In the following online tutorial students will be asked to define atomic number, mass number and understand how isotopes differ from one another. They will be able...
Georgia Department of Education
Ga Virtual Learning: Physical Science: Matter and the Atom
Students investigate the structure and parts of the atom, and learn about atomic mass and atomic number. They also explore the differences among solids, liquids, gases, and plasma.
Khan Academy
Khan Academy: Biology: Chemistry of Life: Atomic Number,atomic Mass,and Isotopes
Learn the fundamental properties of atoms in this article. Understand the definition of atomic number, atomic mass, and isotopes. [6 min, 50 sec]
American Chemical Society
Middle School Chemistry: Periodic Table
Students explore the periodic table and learn the basic information given for elements: the name, symbol, atomic number, and atomic mass for each element.
Chem Tutor
Chem Tutor: Atomic Structure: Atomic Weights and Atomic Numbers
This lesson explains many basic concepts of atomic structure. It starts with atomic mass and number and then works up to more sophisticated information on electron configuration and how each element fits into the Periodic Table.
OpenStax
Open Stax: Elements and Atoms, the Building Blocks of Matter
This site provides an overview of elements and atoms, the building blocks of matter.
Wikimedia
Wikipedia: Atomic Number
Wikipedia provides the definition of the term, "Atomic number," a term used in chemistry and physics to represent the number of protons in the nucleus of an atom.
Sophia Learning
Sophia: Characteristics of Elements
A podcast [0:39] describing the main characteristics of chemical elements, including the importance of a chemical symbol, atomic number, and atomic mass.
Environmental Chemistry
Environmental chemistry.com: Anatomy of an Atom
Explains the basics of atomic structure, from simple definitions to information about quantum theory. Accurate and helpful basics whether or not you need the more advanced information.
Other
Lenntech: Multilingual Periodic Table
An interactive periodic table of elements. Click an element to view a detailed description. Click the flags at the top to choose your language: English, French, Spanish, Dutch, and German.
Science Struck
Science Struck: Periodic Table With Atomic Mass
Explains how Dmitri Mendeleev created the periodic table of elements, how it was organized, the changes made by Henry Moseley in 1931, some characteristics of element groups, and what the atomic mass, number, and abbreviation each...
California State University
California State University: Proton, Electron, Neutron
An interesting and useful tool to practice recognition/calculation of atomic number, mass, and number of neutrons, electrons, etc. Can be used with all elements.
Science Struck
Science Struck: How to Find Protons, Neutrons and Electrons
Brief explanations of how to determine how many protons, neutrons, and electrons are in an element.
Chemicool
Chemi Cool: Vanadium
Set of tables describing many physical and chemical properties of the element vanadium.
Encyclopedia of Earth
Encyclopedia of Earth: Elements
Engaging and very informative article that explains what elements are, some of their history, how they are represented, the categories of elements, the periodic table, and how they are structured and classified.