Curated OER
The Atom
If you are beginning a unit of study on atoms, this presentation would be an excellent way to begin! In it, learners discover many facts about atoms. For example, it would take 50,000 aluminum atoms stacked together to equal the...
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Nuclear Arithmetic
In "Nuclear Arthmetic," first-time physical scientists examine atomic structure and the periodic table of elements. The are given the formula, "N = A-Z," in which N is the number of neutrons, A is the atomic mass, and Z is the atomic...
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IBEX Uses Fast-Moving Atoms to Map the Sky!
In this energetic neutral atoms learning exercise, students solve 3 problems including determining the formula for particle speed, writing the equation to show the relationship between mass, energy and speed and determining the speed of...
CK-12 Foundation
Addition of Integers: Adding Electrons
Young mathematical scientists interact with protons and electrons in an atom to create a neutrally charged atom. They answer questions based on their findings throughout the interactive resource.
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Exploring the Big Bang with the LHC
In this Big Bang Theory worksheet, high schoolers read about how scientists simulate the original Big Bang conditions using atom smashers. Students solve 4 problems given about the Big Bang. They find the average collision energy of...
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Periodic Table of Elements
Students use reference skills to locate information about the periodic table.
They identify elements by name, atomic number, atomic mass, symbol and properties. Students use mathematical processes to find the number of protons,electrons...
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The Average Atom - Isotopes
Seventh graders, in groups, complete an Isotopes model and notice that atomic masses are decimal numbers. These masses are an average of all the isotopes of that element.
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Theoretical Quantum Physics... For Kids!
Students explore quantum physics by participating in several class activities. In this space-time lesson, students discuss the concepts of time traveling and the anatomy of an atom. Students draw geometric figures and utilize string to...
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The Periodic Table
Eighth graders read and interpret the Periodic Table. They also make decisions on how to group and arrange different kinds of matter and draw the structure of atoms of pure elements. Finally, 8th graders contrast and compare basic...
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Scientific Notation
Review conversion of decimal numbers into SN form with these examples of common astronomical applications and quantities. Young learners rewrite those numbers with scientific notation and with the correct units. The answers are available...
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It's the Law: Periodically
Ninth graders examine the Periodic Table. In this element activity, 9th graders observe the chemical reactivity of elements. They graph the properties and discuss the trend in the group and period of elements. The students use math to...
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What Is Electricity?
Students investigate vocabulary words associated with electricity. In this electrical lesson, students utilize the Internet to research what electricity is and how it works. Students create an actual circuit in class using a battery,...
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What Are Elements?
Students investigate elements by by defining scientific terms. For this Periodic Table of Elements lesson, students utilize a glass of water, and powdered fruit drink to perform a lab activity demonstrating properties of certain...