After reading "Aquatic Alchemy," an article about recapturing water for reuse when in space, your class will use calcium hydroxide or hydrated lime to purify cloudy water. Geared toward high school chemistry or environmental science...

Junior chemists discover how to calculate excess reactants, handle limiting reactants, and determine percent yield. After background information is provided, step-by-step examples are solved. You can use this detailed slide show to teach...

Math is all about finding patterns. In this ask, scholars first investigate a sequence formed by squaring the sum of the digits in the previous term. They go on to investigate a second sequence and write an algebraic expression for this...

How much material is in a bead? Class members utilize volume formulas to determine the amount of material in a bead. The goal of the assessment is to show that the amount of material left in a bead is the same for all beads with a...

Take a trip back in time to examine angular velocity. Using the revolutions per minute, learners calculate the speed of a point on a 33 record. They compare the speed of a point on the edge of the record to the speed of a point closer to...

Let the resource take center stage in a lesson on population density. Scholars use provided historical data on the center of the US population to see how it shifted over time. They plot the data on a spreadsheet to look the speed of its...

Scholars read and interpret a graph relating bacterial growth in a culture over time. They apply knowledge of derivatives, estimation, and graphing to the skill practice questions.

Reflect upon the graphs of quadratic functions. Given a quadratic function to graph, pupils determine whether the graph after a horizontal and vertical reflection is still a function. The final two questions ask scholars to describe a...

In this stoichiometry worksheet, students review concepts related to stoichiometry including molar ratio and conservation of matter. Students calculate the number of mole is specific reactions. This worksheet has 7 fill in the blank, 5...

Eighth graders explore chemical reactions and their products. They define a chemical reaction and describe the characteristics of a chemical reaction. Students classify chemical reactions.

Students conduct labs to gain an overview of chemical reactions. They observe examples of synthesis, decomposition, single displacement and double displacement reactions. They identify certain products by the use of litmus and splint tests.

In this chemistry activity, students engage in this activity that is focused upon the concept of a reagent. The questions are then answered by the students for review.

In this acids and bases worksheet, students list the differences between and acid and a base. Students list strong and weak acids and strong and weak bases. Students determine the properties of acids and bases. This worksheet has 1...

Pupils examine the information given on food labels. They also discover what a serving size is and determine how much they eat over the suggested serving. They also calculate the number of calories are in different foods.

Students visually observe chemical changes that occur when various solutions are combined. Teacher explains chemical reactions that are happening.

In this electrolysis reactions instructional activity, students determine the mass of a compound and the time required for specific electrolysis reactions. This instructional activity has 5 problems to solve.

In this gas laws worksheet, students calculate volume, pressure, or mass for given gas reactions. Students calculate partial pressures for given gases. This worksheet has 17 problems to solve.

In this reactions learning exercise, students determine what must take place in order for a reaction to occur. Students complete 6 short answer questions.

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 kinetics worksheet, pupils review activation energy, rate of reaction, and reaction mechanisms. This worksheet has 13 multiple choice questions.

Using a word problem, learners practice estimation techniques. After leading the class through a solution to this problem, a teacher could have the class complete other estimation activities using this one as a model.

Students examine the process of photosynthesis; its products and reactants, and the sequence of the process. They diagram the light reactions, record observations of plants, and discuss how difficult it is to measure plant growth as it...

There are so many great reading strategies. In this lesson, learners practice decoding. They break down two paragraphs to analyze and determine main ideas and details. They each observes ways to model as they map their paragraphs.

Sixth graders study heat, temperature, and heat transfer. Using probeware, the teacher demonstrates boiling points. Students participate in experiments and record the beginning and ending temperatures and mass of objects. After...