In this balancing chemical reactions worksheet, students answer 12 questions about balancing reactions. They find the coefficients to balance atoms in equations, they balance reactions, they find the molecular mass of molecules and they...

Students study the flow of water in the environment.  In this water cycle lesson students evaluate the consequences of changes in the water cycle using data. 

In this Chemistry 1A learning exercise, learners review, molecular weight, solubility, endothermic reactions, and number of protons, neutrons, and electrons for elements. Students review Lewis Structures and how to predict the amount of...

Students cuminate their study of molecular structure and bonding with this activity.

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.

Students experiment to gain understanding of how a greenhouse retains heat.  In this greenhouse lesson, students work with soda bottles and simulate a greenhouse. Students compare data from a vented and intact bottle. Students...

High schoolers explore the nature of water and water molecules. They examine the role of ice on organisms.

In this chemical and physical change worksheet, learners are given details about chemical and physical changes. They are given 2 examples using water and salt and they identify 15 statements as chemical or physical changes. Students...

In this molecule worksheet, students use a molecular model kit to build the molecule, draw a three-dimensional structure, and describe its shape. This worksheet has 2 graphic organizers.

In this empirical formulas activity, students read about determining empirical formulas from chemical formulas. They determine the empirical formula given ten molecular formulas. They also find the molecular formulas given the mass and...

Students read and discuss an article about carbon dating, then participate in a hands-on lab to discover how carbon dating works. Students also write a letter to a friend explaining the process, and how archeologists use the process to...

High schoolers interpret basic chemical formulas. When class begins, students interpret a "chemical formula" for fruit salad. After they interpret the recipe, high schoolers use the same strategies to identify chemical formulas. They...

In this weird water worksheet, students read for information and assess comprehension. In this true and false, fill in the blank, and multiple choice worksheet, students answer ten questions.

High schoolers investigate plastic resins and their uses. In this plastics lesson plan, students describe major plastic resins and what they are used for, they compare and contrast the properties of plastic resins and they list products...

In this covalent compounds worksheet, students answer 8 questions about bonding in covalent compounds, covalent bonds, and diatomic molecules. Students draw 2 dot diagrams showing covalent bonding. They answer 4 questions about bacteria...

Third graders investigate the three states of matter and the properties of materials as they undergo physical changes. They identify examples of each type of matter, role-play atoms in solids, liquids, and gases, and conduct an...

In this covalent compounds learning exercise, learners name 6 compounds given their chemical formulas, they write the formulas for 6 compounds given their chemical names and they answer questions about boiling points and solubility. They...

Students explore how and why heat is produced from things that give off light, from machines, or when one thing is rubbed against another. They participate in several hands-on activities designed to help them realize that heat is related...

In this chemical reactions worksheet, learners compare endothermic and exothermic reactions, closed and open systems, and reactants and products. Students review physical and chemical changes and how to balance equations. This worksheet...

Don't be fooled by the title - this biology quiz could serve as an AP biology or college-level biology quiz. Some of the molecules represented may be difficult to identify without seeing the textbook from which this is based. It could...

Pupils develop a clearer understanding of how and why heat is produced from things that give off light, from machines, or when one thing is rubbed against another.

Students investigate coefficient of friction with respect to surface area and applied force in contact with the sliding force.

Students create a synthetic dye and oxidize the dye and record the effects.

Middle schoolers view videos and worksheets and construct a model of a water molecule. In this atomic structure lesson, students view video clips and handouts about matter and nanoscience. They construct a model of a water molecule with...