Curated OER
Properties of Matter
Ninth graders explore the molecular structure of matter and how it can affect the physical characteristics of a specific material. They demonstrate that isotopes of an element have different masses. Students demonstrate that the rates of...
Virginia Department of Education
Determining Absolute Age
How can radioactive decay help date old objects? Learners explore half-life and radioactive decay by conducting an experiment using pennies to represent atoms. Young scientists graph data from the experiment to identify radioactive decay...
Beyond Benign
Cookie Equations
Cookies and chemical equations have a lot in common! Using cookies as a reference, scholars learn to balance chemical equations. Pieces of the cookies represent different parts of the compounds and elements. This is the sixth installment...
Curated OER
Nuclear Chemistry Project
Radiation has numerous real-world applications, some of which are relatively safe while others can be extremely hazardous. In this nuclear chemistry project, young scientists choose a practical use of nuclear reactions to...
Curated OER
Chemistry Review
In this chemistry review worksheet, students read about atoms and the periodic table and they complete a chart using the periodic table to find the atomic number, atomic mass and group of given elements. Students answer 5 questions about...
Curated OER
Where's the Period in the Periodic Tables?
Students investigate the Periodic Table of Elements. The teacher is provided with the necessary background information to complete the instructional activity. Students practice matching the element symbol to its place on the chart.
Curated OER
Some Basic Chemical Ideas
In this chemistry worksheet, students fill in the blanks with the correct word from the word list. They examine the arrangement of elements in the periodic table.
Curated OER
Are You Charged?
Fourth graders study the charges on ions and familiarize themselves with a quick way to remember charges based on location of elements on the periodic table. They complete a worksheet and share their answers with the class.
Curated OER
Periodically Puzzling
In this periodic table activity, students use the list of coded letters and clues that correspond to the represented elements in the first four periods of the periodic table to complete the chart at the bottom of the sheet. They...
Mr. E. Science
The Periodic Table
This science presentation focuses on the elements in the periodic table. It begins with the parts of an atom, explaining atomic mass and atomic number, valence electrons, and isotopes. Then it moves on to discuss various ways of...
Curated OER
The Periodic Table
Students examine the periodic table and how it was developed. In this chemistry lesson students identify common properties and uses of elements within a family.
Mr. E. Science
An Introduction to Matter
What's the matter? Gas, solid, liquid, or plasma. The presentation covers how to describe and identify matter, changes in matter, types of matter, measuring matter, particles of matter, Democritus, and John Dalton's Atomic Theory.
Curated OER
Properties of Metals
Fifth graders study the properties of metals and use them to identify different properties. In this metal properties lesson students complete a demonstration .
Curated OER
Chemical Formula Practice #1/Bonding Basics Practice Page
The first of two worksheets methodically prepares chemistry novices for naming polyatomic compounds. It begins by having them acknowledge the number of each atom contained in a molecule. Then learners list the valence electrons for a...
Normal Community High School
Diatomic Molecules
Diagrams are beneficial for explaining chemistry concepts to your class. These seven slides show the difference between single atoms and diatomic molecules. The graphics are lively and accurate. The last slide is a chart of elements that...
Curated OER
Atomic Models
Students explain scientists' ideas about the structure of the atom over the last century. They develop a pictorial history of the changing ideas about the atom and write a caption describing the scientific thinking behind the model.
Curated OER
Emission Spectra
These attractive slides explain the basics of the electromagnetic spectrum and then display the emission spectra for a number of elements. argon, helium, hydrogen, xenon, neon and krypton are shown here and two graphs showing log scale...
National Wildlife Federation
It's A Bird...It's A Plane...It's...CARBON!
An interesting lesson takes pupils on a trip through the carbon cycle. A reading passage allows scholars to take notes and make choices about what happens to the carbon on its journey. This third lesson in a series of 21 discusses...
Curated OER
Structure of Matter
In this matter worksheet, students review the structure of matter including elements, atoms, and the periodic table. This worksheet is a graphic organizer.
Curated OER
Creating Atoms
In this creating atoms worksheet, students follow directions by creating atoms out of cotton balls, beads, and pipe cleaners. Students then answer 2 questions.
Curated OER
Understanding Radon Detection
In this understanding radon detection worksheet, 6th graders read 8 facts about radon, make observations about and draw pictures of hidden objects, use a chart of elements to answer questions about radon.
Curated OER
The Periodic Table of the Elements
High schoolers investigate the origin of the modern periodic table of elements, and explore an interactive version that teaches them how to extract information from it.
Curated OER
Balancing Act
For this chemistry worksheet, students determine the number of atoms in each element and select one that is not equal on both sides of the equation. Then they add a coefficient in front of the formula with that element and adjust their...
Curated OER
Balancing Equations Challenge
In this balancing equations worksheet, students identify the number of atoms in given molecules and compounds and they balance ten equations by placing the proper coefficients in front of the reactants and products.