Middle schoolers classify materials. In this chemistry lesson, students examine the properties of solids, liquids, and gases. Middle schoolers discover the elements, compounds, and chemical symbols.

Ninth graders generate and analyze data to determine which and how much of two polymers best absorb oils, formulate procedure to accurately determine how many times its own weight particular polymer can absorb, and develop understanding...

In this scientific investigation worksheet, students follow the provided procedures to examine the chemical reactions of hydrogen and oxygen atoms and then respond to 1 short answer question.

In this photosynthesis and respiration worksheet, students will explore the function of the stomata on plant leaves Students will write the photosynthesis equation and label a diagram showing the movement of water, carbon dioxide, and...

Learners investigate elements by by defining scientific terms.  In this Periodic Table of Elements lesson, students utilize a glass of water, and powdered fruit drink to perform a lab activity demonstrating properties of certain...

In this chemical phases diagram worksheet, students use a diagram to answer 6 questions about the three different phases-solids, liquids and gases. The diagram is of a mystery compound referred to as "X".

In this atoms worksheet, students explore the different types of bonds, name compounds, and determine charges of molecules. This worksheet has 8 true or false, 9 fill in the blank, and 5 short answer questions.

Young scholars conduct an experiment in small groups, draw conclusions about the amount heat of a compound achieves and practice their data analysis skills.

In this chemical reactions worksheet, students review the solubility rules for common salts. Students determine the molecular equation, ionic equation, and net ionic equation for specific reactions. Students calculate moles and volume...

Students follow carefully designed instructions to bond silver to glass thus creating a mirror. The process used, Brashear's Process, uses sugar rather than formaldehyde to reduce the compounds, but many of the chemicals are dangerous,...

Young scholars describe characteristics and common uses of acids and bases. They describe the role of natural indicators in the chemistry of acids and bases after testing and making observations on a variety of plant extracts. Students...

Learners study the chemistry of ammonium nitrate and consider the advantages and disadvantages of this compound. They compare different fertilizers and calculate the molar mass and percent nitrogen in the different fertilizers.

In this ionic bonding worksheet, high schoolers review the characteristics of ionic bonding, draw Lewis dot diagrams for elements, and write the chemical formula for ionic compounds. This worksheet has 8 drawings, 14 fill in the blank,...

High schoolers quantify the relationship between moles and mass. They comprehend that ammonium nitrate is used as a fertilizer and an explosive. Students study the chemistry of ammonium nitrate and consider the advantages and...

In this chemistry worksheet, students learn about matter, including atoms, electrons, protons, neutrons, compounds and chemical properties. They use this information to answer the 10 questions on the worksheet. The answers are on the...

Students experiment with silly putty.  For this chemical changes lesson students work in groups, perform tests and collect data.

Students study why corn is a biodegradable, renewable resource.  In this ethanol lesson students build models and observe a chemical reaction.

In this chemical reaction worksheet, students apply Le Chatelier's Principle to explain how the given changes in reaction conditions will affect the position of equilibrium. This worksheet has 6 problems to solve.

Students study how chemicals can be very dangerous when not treated with care. They watch Ammonium Nitrate power point and read about accidents involving ammonium nitrate: Halifax Explosion, Oklahoma City Bombing.

In this chemistry worksheet, students identify the three main phases of matter. Then they search for information about each element on a Chem Time Clock. Students use the chemical symbol to identify each element.

In this chemistry review learning exercise, students give atomic symbols for given atoms, calculate moles, determine empirical formulas, and balance chemical equations. This learning exercise has 1 drawing, 9 fill in the blank, and 12...

In this calorimetry worksheet, students determine the change in enthalpy, sketch the heating curve, and determine the specific heat and heat of fusion for a given compound. This worksheet has 4 problems to solve.

Students explore oxygen and its physical and chemical propeties.  In this investigative lesson students complete several experiments using oxygen.

Students complete an experiment to determine if there are bad microbes in food processing.In this bad microbe experiment, students use apples to see how they react to oxygen. Students test apples with chemicals to observe the changes.