Biology Junction
Macromolecules
In chemistry, organic means something contains a carbon base. A helpful presentation starts by defining macromolecules as large organic carbon molecules. Scholars answer questions about each topic on the associated worksheet. It covers...
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Bond Type
At the top of the page are a reading passage and colorful diagram that depicts the tug-of-war that occurs between bonding molecules due to electronegativity. High school chemists fill in a chart with electronegativity values, the...
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Covalent Bonding
Using chlorine as the model to demonstrate the structures and representations, this PowerPoint clearly labels and details the main atomic structures and reasons for bonding. The electrons in the outer shell are diagramed and then the...
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Interpreting Chemical Formulas
In this chemical formulas activity, students practice naming molecular compounds by their formulas and determine if a gas is a compound or an element. This activity has 13 fill in the blank questions.
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How Do Atoms Stick Together?
In this chemical bonding activity, learners answer 10 questions about ionic bonding, covalent bonding, metallic bonding, Lewis structures, and intermolecular forces.
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General Chemistry
In this chemistry worksheet, students identify the name and abbreviation of the SI unit for mass, length, time, electric current, and temperature. Then they give the abbreviation for each of the units listed and describe what they are...
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Atoms, Molecules, and Chemical Bonds
In this atoms worksheet, students review the parts of an atom, Bohr diagram, atomic number, mass number, and covalent bonds. This worksheet has 5 drawings and 26 fill in the blank questions.
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Molecular Modeling Activity
High schoolers explore the concept of molecular modeling and differentiate between saturated and unsaturated compounds. In small groups, they identify molecular formulas, complete a chart comparing alkanes, alkenes, and alkynes, and...
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Molecular Models
In this molecular formula worksheet students fill in a table describing elements and chemical formulas. They identify, elements by type and how they bond. The student analyze molecular formulas to identify the number of atoms and if the...
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Covalent Bonding - Electron Dot Structures
A short paragraph helps explain how covalent bonds are formed, and then your class will complete the Electron/Dot and Structural diagrams for the molecules given. The valence diagrams will reinforce understanding. This activity would be...
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Water Cycle
Young scientists explore Earth elements by conducting an experiment. They define water vocabulary terms such as condensation and precipitation. In addition, they conduct a water experiment in which they build a terrarium, so they can...
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Science Multiple Choice Definitions Worksheets
In this science worksheet, students choose the multiple choice answer that best defines each of 15 science related vocabulary words.
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Empirical and Molecular Formula
For this formulas worksheet, students review how to write compounds in their empirical formula and molecular formula. Then students complete 4 problems.
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Unit 5- Oxidation Reduction
In this oxidation reduction worksheet, students read the notes provided about the different types of chemical reactions. Students identify the reactants and products and answer fill in the blank and short answer questions.
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Matter
Fifth graders investigate the nature of matter and of the scientific processes associated with them in this series of lessons.
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Let Us Bond Together
Fourth graders paricipate in a demonstration about bond strengths and bond types.
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Periodic Table I Quiz
In this periodic table I quiz, students select the best answer to the given questions. Students apply their knowledge of the periodic table and the arrangement to correctly answer the questions presented.
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Earth and Beyond
In this earth and beyond worksheet, students answer short answer questions about the atmosphere, the chemical compounds in Earth's atmosphere. Students visit different websites to conduct research of the discoveries of the scientist who...
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Allotropes
Brilliant graphics depict a variety of allotropes, especially the allotropes of carbon. Some notes are available to help make these useful for teaching your young chemists, but not for every slide. With some additional preparation on...
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Winter
High schoolers explore the nature of water and water molecules. They examine the role of ice on organisms.
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Activity #3 Are Particles "Real?"
Students verbalize a simple particle theory, They apply their particle theory to explain what happens during chemical reactions and how this theory supports the law of conservation of matter. Pupils comprehend that the atomic theory,...
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Extracting Oxygen from Moon Rocks
In this extracting oxygen from moon rocks activity, students read about the need for oxygen for lunar colonists. Students solve 2 problems about the lunar mineral ilmenite which contains oxygen and other elements. They find the molar...
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Organic Chemistry Reactions
In this organic chemistry reactions worksheet, learners are given a table with 8 different types of reactions that occur with organic molecules. Students answer 3 questions about the reactions given in the table and indicate which...
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Catering Middle-School Science: Monomers, Polymers, and Macromolecules
Students investigate foods. In this biology lesson plan, students will conduct testing on different types of foods as they learn about different molecules that make them up. Students will also learn about the shapes of the molecules.