Colorado State University
What Makes a Gas, a Greenhouse Gas?—The Carbon Dioxide Dance
Investigate a heated topic in environmental science. Scholars team up to play the parts of gas molecules in the atmosphere. As the teacher moves about, acting as the electromagnetic wave, learners react as their molecules would to the...
Fuse School
Quiz: Solids, Liquids and Gases
Time to show what they know! Module five in a 14-part series about solids, liquids, and gases redirects to an interactive quiz. Learners test their skills on topics such as states of matter, phase changes, and Brownian Motion. With...
American Chemical Society
Mixing Liquids to Identify an Unknown Liquid
Yellow and blue make green in a colorful lesson on liquid solutions. The seventh installment of a 16-part Inquiry to Action series asks pupils to mix different-colored solutions and record their observations. They then use their...
American Chemical Society
Identifying an Unknown Liquid
Liquids are what's the matter with the lesson! Learners investigate properties of different liquids as they interact with various types of paper. They then use their observations to identify a mystery liquid to finish the sixth lesson in...
American Chemical Society
Matter Is Made of Tiny Particles
Believe in the invisible and convince the class that tiny particles exist even if they can't see them! A thorough lesson investigates all phases of matter and provides pupils hands-on experiences that demonstrate that all matter is made...
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...
Royal Society of Chemistry
Shapes of Molecules—Geometry of Central Atom
How is a molecule's shape determined? Explore bond angles, lone pairs, and VSEPR theory through a logic-based activity. Chemists pull together information about the major molecular shapes, then use it to solve puzzles.
Concord Consortium
Breaking a Molecular Bond
Breaking up is hard, especially with a third part involved! Watch as molecules of hydrogen, oxygen, and nitrogen try to keep it together as a neutral third atom bombards them. Users control the reactive molecules and the velocity of the...
Concord Consortium
Aquapores
Aquapores allow water to travel through cell membranes while keeping other molecules out. The animation offers an up-close look at these parts of the cell membrane. It explores multiple vantage points and shows the importance of these...
Curated OER
Chemistry
In this chemistry worksheet, students describe an atom, its parts, the charges of these parts, and atoms life functions. Then they explain what the octet rule states for the placements of electrons around the nucleus of an atom. Students...
Curated OER
Matter: Build a Word
Fourth graders examine matter and the periodic table of elements. In this matter lesson plan, 4th graders discuss atoms and their composition. Students explore the periodic table of elements and use it to spell words out of the elements.
Curated OER
Bonding: Let's Get Together
For this atom worksheet, students read 5 paragraphs about ionic bonds. Students answer 2 true/false questions, 4 fill in the blank, 3 multiple choice, and 1 short answer question.
Curated OER
Atomic Structure: The Heart of Matter
Students study the particles of which atoms are made. They define the electron, proton, and neutron and their attributes.
Curated OER
Electron Sqare Dance
Pupils participate in an Electron Square Dance in which they act the part of atoms. They follow the structure of different atoms suggested by the teacher.
Curated OER
Balancing Act
In this balancing equations instructional activity, students walk through 1 sample equation in which they determine the number of atoms for each element then add coefficients to the equation to balance the atoms. After completing the...
Curated OER
Chemistry - Science 10
In this chemistry science learning exercise, students identify the parts of a chemical reactions. Students name the major particles of the atom. Students apply knowledge about the atom, theories, and models.
Curated OER
How Structure Can Affect Properties Through Phase Changes
Students discuss how changing the structure of atoms and molecules can change the properties of a substance. They brainstorm and review their own examples of phase change with the help of a phase change diagram. Students describe the...
Curated OER
Atoms and Their Interactions
In this atoms worksheet, high schoolers will review the characteristics of elements, atoms, and isotopes. Then students will compare the difference between ionic and covalent bonds. Finally, high schoolers will balance a chemical...
Curated OER
Atoms
In this atoms worksheet, students circle the term in parentheses that makes the 20 statements correct. The statements review the parts of an atom, isotopes, and basic matter principles.
Curated OER
Electron Arrangement in Atoms
In this electron configuration learning exercise, students fill in 10 blanks with the appropriate terms, they determine if 6 statements are true or false, they match 5 terms with their meanings and they answer two questions about...
Curated OER
Why Do Atoms Combine?
In this atom worksheet, students will complete 8 fill in the blank statements based on the different parts of an atom. Then students will explain how the arrangement of electrons in an atom is related to the periodic table.
Curated OER
Structure of the Atom
In this atom instructional activity, students review the structure of an atom. Students also explore radioactive elements and quarks. This instructional activity has 10 fill in the blank, 6 true or false, 1 short answer, and 3 multiple...
Curated OER
Combining Atoms
In this atoms worksheet, learners explore the different types of bonds, name compounds, and determine charges of molecules. This worksheet has 8 true or false, 9 fill in the blank, and 5 short answer questions.
Curated OER
Chemistry - Atoms and Elements
Pupils perform varied activities as part of a layered curriculum unit: They write and perform a skit that outlines the evolution of the model of the atom. The script is submitted to the teacher for review before performance.