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Unit 2 Quantities Review
In this quantities in chemistry worksheet, students solve 13 review problems about percent composition, significant digits, the mole, simple and molecular formulas, balancing equations, stoichiometry, limiting reagents and percent yields.
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What is the Nucleus Like?
For this nucleus of an atom worksheet, students answer 19 multiple choice questions about the structure of the atom, radioactive decay, isotopes and half life.
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Structure of the Atom
In this atom worksheet, students review the structure of an atom. Students also explore radioactive elements and quarks. This worksheet has 10 fill in the blank, 6 true or false, 1 short answer, and 3 multiple choice questions.
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Elements
For this elements worksheet, learners determine the atomic number, mass, number, electrons, protons, and neutrons for elements. Students review the electromagnetic spectrum. This worksheet has 1 graphic organizer and 13 multiple choice...
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SURVIVING A COSMIC INVASION
Middle schoolers read periodicals relating to radioacitivity and interpret a Geiger Counter. They work in small groups, share information and help each other explain the Geiger Counter. They discover the relationship distance to...
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Chapter 22 - 25 Review
In this chemistry review worksheet, students explore their knowledge of solutions, acid and bases, nuclear reactions, and radioactive decay as they answer 33 matching, fill in the blank, and short answer questions.
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Electromagnetic Spectrum/Spectroscopy
Learners examine the electromagnetic spectrum and demonstrate the elements within. In this investigative lesson students complete a demonstration and calculate the energy of a photon.
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Is There Life Before 121?
Students observe microbial growth in the lab. For this biology lesson, students determine the conditions suitable for bacterial growth. They explain the methods of sterilization and bioburden testing.
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The Bohr-Rutherford Model of the Atom
In this atom model worksheet, students explore how scientists developed the Bohr-Rutherford atom model. Students complete 15 fill in the blank statements.