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GED Vocabulary: Life Science
In this life science vocabulary activity, students complete a crossword puzzle using 10 given clues about various topics of life science such as natural selection, cell structures and function and components of the body systems. Students...
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Counting Atoms in a Molecule
In this counting atoms in a molecule activity, students read about the molecule propanal that was discovered by the giant radio telescope in the Milky Way Galaxy. Students solve 6 problems where they find the number of atoms in the...
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Bubbleology Mickey Mouse Style
Students investigate the effects of four different shaped wands and geometric shapes in a bubble solution. In this bubbleology lesson plan, the students build water and soap molecules. Students work in cooperative groups and conduct...
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The World of Molecules
Students investigate molecules through 2 demonstrations and writing formulas for molecules given the oxidation states of the atoms. For this molecules lesson plan, students observe iron filings being separated from salt and pepper using...
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VSEPR Theory: Molecules with Lone Pairs
For this VSEPR theory worksheet, students build models of molecules using styrofoam balls and pipe cleaners to represent lone pairs. Students complete a chart for 12 molecules with valence electrons, Lewis structures, bond angles, lone...
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VSEPR Theory: Predicting the 3-D Shapes of Molecules
In this VSEPR theory worksheet, students draw the Lewis structures for 5 molecules, they build the molecule, sketch the structure, show the bond angles and name the molecule. They also answer a question about the VSEPR theory and what...
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Eggshells
Students examine the porosity of eggshells. In this eggshell properties lesson plan, students observe dyed eggs, then peel the eggs to see if the color was able to go through the shell and discuss why eggshells have pores.
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Density - An Introduction
Learners experiment with objects of different densities. In this density lesson, students examine same-sized objects with different weights, then look at a teacher explanation of density. Learners make wave bottles and a density jar to...
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Molecules, Moles and Molar Masses
In this molecules, moles and molar masses worksheet, students find the atomic masses of 8 elements, they write the formulas for 6 diagrams of molecules and they find the molecular masses of 12 compounds. Students also find the fraction...
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Heat Transfer & Phase Changes
In this heat transfer and phase change worksheet, students experiment with ice, salt, and milk to show the relationship between the temperature of a solution and its phase. Students turn milk from a liquid to a solid and graph the...
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Polymers-Greaaaaaat Biiiiiig Molecuuuuuules
Students explore polymer properties. In this instructional activity about polymers, students perform an experiment to understand polymers, their properties, and that they are formed from small molecules. Students role play pretending...
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Physical and Chemical Changes-Notes
In this physical and chemical change learning exercise, students watch a movie called the "Brain POP" about property changes and fill in the blanks to complete 8 sentences which are examples of chemical and physical changes.
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Mixtures, Solutions and Matter
In this mixtures, solutions and matter worksheet, students are given 12 terms and they cut out 12 definitions to match with the terms. Topics include types of mixtures, types of matter such as atoms, molecules and compounds and solutions.
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How Big is a Molecule?
Students calculate the size of a molecule. In this molecules and their sizes lesson plan, students find the size of an oleic acid molecule by using a measured amount of drops of oleic acid to find the volume of the sample, the thickness...
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Lab: Determining the Number of Moles and Molecules Used Up In a Burning Candle
Students find moles and molecules used when a candle burns. For this moles and molecules lesson plan, students calculate the initial mass of a candle and the mass of a candle after it burns for 3 minutes. They calculate the mass lost...
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Moles Homework-Honors Chemistry
In this moles activity, high schoolers are given 9 problems where they find the number of grams, molecules, moles, or ions given one of these measurements and the chemical compound. Students calculate the number of atoms in a gallon of...
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More Fun with Lewis Structures
In this Lewis structures worksheet, high schoolers are given 6 compounds and they write the Lewis structure for each. They identify compounds with resonance structures and include the resonance structures if present.
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The Motion of Molecules in Water
Students observe the motion of water molecules using food coloring. In this molecule movement lesson plan, students observe motion in hot, cold and room temperature colored water and record observation data on record sheets. Then write a...
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The Atom
In this atom worksheet, students read about the structure of the atom including its subatomic particles and John Dalton's theory of the atom. Students also read about the differences between atoms, molecules and compounds. They answer 30...
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Isomers
In this isomers worksheet, students define isomers and then draw the different isomers for the given chemical formulas. This worksheet has 30 problems to solve.
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WS 4.2 The Mole
In this moles worksheet, students convert measurements of moles to mass, measurements of mass to moles, measurements of moles to atoms or molecules and measurements of atoms or molecules to moles.
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Mass and Moles Worksheet
In this mass and moles instructional activity, students solve fifteen problems which include converting between moles, mass, atoms, molecules and formula units.
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Balancing Chemical Reactions II
In this balancing equations worksheet, students balance 10 equations and indicate the type of reaction as synthesis, decomposition or single replacement.
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Organic Chemistry Quiz
In this organic molecules worksheet, learners solve 6 problems such as identifying the names of organic molecules, drawing the structures and identifying the most stable forms.