Virginia Department of Education
Average Atomic Masses
Facilitate learning by using small objects to teach the principles of atomic mass in your science class. Pupils determine the average mass of varying beans as they perform a series of competitive experiments. They gather data and...
NASA
Taking Apart the Light
Break down light into spectra. Scholars learn how atoms emit and absorb photons and come to understand how this process allows scientists to identify different atoms based on either absorption lines or emission lines. Learners then...
National Wildlife Federation
The Amazing Adventures of Carbon: How Carbon Cycles through the Earth
Here's a stat for your pupils: 18 percent of the human body is carbon! Part 10 in the series of 12 takes pairs on an adventure through the carbon cycle. After a class reading about carbon, pairs read and choose their own adventure...
Pingry School
Flame Tests
Light a fire in your pupils! Scholars conduct a flame test and observe the emission spectra of several different salts in an enlightening hands-on investigation. They use their observations to make comparisons and conclusions about the...
PBS
Breaking it Down
After challenging themselves to correctly choose the form of erosion and length of time required for a given landform to develop, earth science class members model mechanical and chemical weathering with various lab demonstrations over...
Curated OER
Atoms
In this atoms worksheet, students use their knowledge of the periodic table and of atomic structure to complete the table on atoms. They identify the notation for each and then the atomic number, mass number, the number of protons,...
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
Exploring Atoms
In this chemistry worksheet, learners complete 29 fill in the bank questions about atoms based on the movie Exploring Atoms from the website www.brainpop.com .
Curated OER
Answers for Elements and Compounds Crossword Puzzle
In this chemistry worksheet, students are provided with the answers to a 28 clue crossword puzzle about elements and compounds.
Curated OER
Lesson Plan with Technology - Introduction to Elements and Symbols
Middle schoolers use a computer program to study elements and the periodic table. They follow the directions on the computer program, and answer the questions presented. The program is self scoring, and students may print a certificate...
Curated OER
Ionic and Covalent Bonds
Ionic and covalent bonds are the focus of this chemistry activity, which provides students with eighteen key terms to use in a fill-in-the-blank activity. Additionally, students are prompted to write the number of atoms in four given...
Curated OER
Empirical and Molecular Formula
In this formulas worksheet, students review how to write compounds in their empirical formula and molecular formula. Then students complete 4 problems.
Curated OER
Elements
In this elements worksheet, learners write the electron configurations for given elements. Students describe ionization energy and electron affinity and the periodic trends for both. This worksheet has 20 short answer questions.
Creative Chemistry
Calculating the Number of Sub-Atomic Particles in an Atom
For this atoms activity, high schoolers compare sub-atomic particles' position, relative charge, and relative mass. High schoolers define mass numbers and atomic numbers. This activity has two graphic organizers and four short answer...
Curated OER
Chemical Bonding and Shapes of Molecules
For this chemical bonding worksheet, learners review the different types of bonds and calculate the number of valence electrons in molecules. This worksheet has 11 matching and 15 multiple choice questions.
Curated OER
Atomic Theory, Structure, and Symbols
In this atomic theory worksheet, students review the observations that led to the conclusion of the atom having a positively charged nucleus. Students compare atomic number and mass number and explain how the discovery of subatomic...
Curated OER
Elements, Compounds, and Mixtures
In this matter worksheet, students review the three forms of matter by reading a poem and completing 1 matching and 5 short answer questions.
Creative Chemistry
Electron Arrangement First Ionisation Energies in Group II and Period 3
Students complete two graphic organizers in this ionization worksheet by filling in the proton number for given elements. Then, they create two graphs plotting the first ionization energy against the proton number.
Curated OER
Periodic Table
In this periodic table worksheet, students use the periodic table to complete the chart with the given elements. Students fill in the atomic number, atomic mass number, protons, neutrons, and electrons.
Curated OER
Ionic bonding
Learners explore ionic bonding. They draw examples of ionic bonding and explain the activities of the electrons of the elements. Students use paper plates and candy to draw electron configurations of given atoms.
Curated OER
Mighty Molecules
Students examine a PowerPoint production on molecules. Then they construct their own molecule and define what an atom, molecule, and matter is. They make a H2, HCI, and an H2O molecule. Finally, a drawing to accompany the actual model is...
Curated OER
Countdown Challenge
In this countdown challenge worksheet, learners find the 10 common elements from the human body, earth's crust, and ancient times and color code them. Students fill the atomic number of the elements in a given periodic table.
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...
Virginia Department of Education
The Particle Theory of Matter
Demonstrate the particle theory of matter to high school scientists with an engaging experiment that allows them to visually see the results as substances change from one state to another. The class concludes with a discussion about how...
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