Curated OER
Changes of State
Students examine molecules and the changes in energy of a system. In this energy systems instructional activity students complete a lab activity and describe changes of state.
Curated OER
Gases Worksheet
This activity focuses on calculations involving gases. The students will be solving for the number of molecules, gas pressure, partial pressures, and volumes of different gases.
Curated OER
Polarity and Bonding Worksheet
In this chemistry worksheet, 5th graders arrange molecules according to their polarity. They complete 5 sets of problems on hybridization and enthalpy of reactions.
Curated OER
Kinetic Theory
Students describe how molecules of the different phases of matter move according to the Kinetic Theory. In this chemistry instructional activity, students observe and participate in teacher demos. They give real world applications of the...
Curated OER
Osmosis
Students explore diffusion and active transport. They observe the effects of eggs in vinegar and predict what will happen when eggs are placed in corn syrup with food coloring. Students complete worksheets which lead them to describe...
Curated OER
Genetic Vocabulary
In this genetics activity, students compare structures of molecules, compare the function of genetic enzymes, and compare transcription and translation. This activity has 2 multiple choice and 20 matching questions.
Creative Chemistry
Hydrocarbons and Fractionation
For this compounds worksheet, students identify molecules as compounds and provide a reason why they believe it is or is not a compound. Students write out chemical formulas. This worksheet has three problems to solve.
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High School Chemistry Questions
In this chemistry instructional activity, students determine the number of water molecules is a given volume of water. Students determine the empirical formula for given compounds from the percentage mass of elements. This instructional...
Coastal Carolina University
Osmosis and Diffusion Lab: Honey I Blew Up the Bear
Beginning biologists explore passive transport through two demonstrations and a hands-on inquiry. Spray air freshener from one spot in the classroom and have class members raise their hands as the scent reaches them. Also, place a teabag...
Curated OER
The Ties that Bind
In this bonding worksheet, students read about the types of bonds that hold compounds together. They are given fifteen common materials and they identify the types of bonds that hold each together.
Curated OER
Phase Change
Students compare the freezing temperature of two substances by conducting an experiment to freeze liquid ice cream. They vary the amount of salt used in the ice cubes during the freezing procedure to determine the change in the...
Curated OER
Highs And Lows
Students experiment to examine high and low pressure areas. They investigate why a high pressure area seeks a low pressure area.
Curated OER
Ideal Gas Law
In this chemistry worksheet, students write two forms of the ideal gas law. Then they identify the size and units of the ideal gas law. Students also solve the equations for each ideal gas law.
Curated OER
Alkene Reactions
In this chemistry worksheet, young scholars write structural formulas for the products and illustrate stereo chemistry when necessary. Then they write the structures for the molecular formulas given for reactants and products for each...
Curated OER
Lattice Energy
A few basic facts about lattice energy are listed at the top of the page, including the formula used for calculations. Two charts follow: one for lattice energy and another for ion sizes. There is no work to do on this handout, but it...
Curated OER
Empirical and Molecular Formulas
In this compounds worksheet, students write the empirical formulas or the molecular formula for the given chemical compounds. This worksheet has 20 problems to solve.
Curated OER
A Whiff of Danger
Public health trainees read and write a summary of the article, "A Whiff of Danger". The article is not available through the link, but can be found on the National Center for Biotechnology Information website. After summarizing,...
Curated OER
The Great Animal Systems Challenge!
Advanced placement biology aces list systems that have evolved over time, adaptations, and structure-function relationships. The resource requires plenty of writing to answer these questions, so allow a few days for them to complete the...
Curated OER
Empirical Formula: From Percentage to Formula
Starting with definitions of empirical and molecular formulas, this slide show guides pupils through the ways to calculate and produce chemical formulas as percentages and molar ratios. A number of examples are given for viewers to try...
Curated OER
Binary Compounds
Binary compounds are explained with the periodic table, atomic charges, and examples. Viewers are taught to name binary compounds and then are presented with a chart of cations and ions. Finally, they see a few photos of forms of silicon...
Curated OER
Chemical Quantities
Prepare your chemistry charges for stoichiometry with this PowerPoint. The objective is to be able to calculate molar mass for different compounds. Beginning with the foundational definition of moles and moving through atomic and...
Curated OER
Worksheet 2-2 Stoichiometric Tools
In this stoichiometry worksheet, students solve a variety of problems including finding empirical and molecular formulas, determining molarities of solutions, determining molecular weights of compounds and calculating the percent mass of...
Curated OER
Formula Mass
In this formula mass activity, students read about molecular substances and their formula masses. They find the formula masses for six compounds using the atomic masses of its elements.
Curated OER
Science Lessons for Grade 10
Tenth graders identify the parts and functions of the cell. In this series of science lessons, 10th graders investigate crystal formation in covalent compounds. They investigate the factors affecting reaction rates.
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