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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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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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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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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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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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Number Theory: Scientific Notation
In this scientific notation worksheet, students solve a total of 10 problems, writing numbers given in problems using scientific notation, then numbers given in scientific notation in standard form.
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Scientific Notation Worksheet
In thsi scienfic notation worksheet, students answer 10 questions converting back and forth between scientific notation and standard form. Students write very big and very small numbers using scientific notation.
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What is Radon?
Middle schoolers read an article about radon and its properties. They examine a periodic table and identify the numbers surrounding an element. They discuss the harmful and helpful effects of radiation.