Curated OER
Worksheet 35
In this math worksheet, students write a problem having solution u(x, t) for each function u given. They include the lengths, physical constants, and initial conditions.
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Plasmolysis in Elodea Plant Cells
Students microscopically observe various subcellular components. They determine the effects of different salt solutions on Elodea plant cells. Students explain the major function of a cell membrane and describe its structure.
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Worksheet 8
In this math worksheet, students explore how the use of implicit differentiation does not give the solutions to the differential equation. Then they write the definitions to the vocabulary related to differential equations.
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Numerical Analysis: Dimensional Vectors
In this dimensional vector worksheet, students prove dimensional vectors. They write systems of equations, verify solutions, and sketch graphs of the functions. This two-page worksheet contains approximately ten problems.
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Quiz 2: Euler's Method and Piecewise Linear Functions
In this linear function activity, students use Euler's method to approximate a solution to an initial value problem. This two-page activity contains three multi-step problems.
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Chemistry 152 - Competencies
In this chemistry competencies worksheet, students calculate rate law, balance equations, determine pH of solutions, give the oxidation number for atoms, and write in formulas. This worksheet has 4 fill in the blank questions and 20...
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A Story With Order Of Operations
Students investigate the use of The Order of Operations using a story. The solution of the story correlates with using the same thinking involved in the application of the Order of Operations. This brings the concept into real world for...
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Starch is Everywhere
In this science worksheet, students add a few drops of iodine solution to each of 10 substances to determine if they contain starch. The iodine will turn blue if the item contains starch.
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Multi-Step Inequalities
In this multi-step inequalities worksheet, students solve and complete 17 different problems that include solving by applying a number of steps. First, they solve each inequality as indicated and checking their solutions. Then, students...
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Simultaneous Equations Using Elimination
Young scholars solve a system of two unknowns. In the Algebra lesson, students use a on line computer applet/program to solve a system by the elimination method. The student's work is self checking, giving immediate...
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PE Laws of the Land
Students practice the LAWS and their SECRET SIGNALS following directions on posters indicating the "PE LAWS of the LAND"
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Determining The pH Of Common Substances
Students use a pH indicator to measure the pH of some fruits, common beverages, and borax. Students discover how to differentiate between an object that is an acid or a base.
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"Hard" Data from Space
Students use satellite images to analyze development patterns within Baltimore City. They prepare a land cover map for Baltimore indicating the prevalence of impervious surfaces and explore how these patterns affect water pollution.
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Integrated Algebra
In this integrated algebra worksheet, learners solve problems covering topics studied during the year. Problems include topics such as slope-intercept, Venn Diagrams, finding the solution to multi-step algebra problems, writing...
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University of New York Regents High School Examination in Geometry
In this regents high school examination worksheet, students solve thirty-eight geometry problems as preparation for the exam. Solutions are provided.
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How much Carbon Dioxide is in My Seltzer Water?
Students discover the law of conservation of mass though experimentation. In this chemistry lesson, students experiment with acid - base indicators to determine the presence of carbon dioxide. Students complete the labs with...
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Number Trivia
In this secondary mathematics worksheet, students determine the answer to trivia clues and perform the indicated operation. They then write that answer if the box which correspond to the letter of the clue to form a magic...
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Geometric Planes
In this geometry worksheet, 10th graders determine that if two planes are perpendicular to the same line, then they are parallel. The one page worksheet contains one problem with the solution.
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Twenty-Eight Parallel Lines with a Transversal Problems
In this parallel lines with a transversal worksheet, students identify angles as corresponding, alternate interior, or alternate exterior, find the measure of angles, and solve for indicated values. The solutions are provided.
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This Land is Your Land
Students consider the concept of borders and their development by looking at maps and documents. They create a presentation highlighting a current border dispute and propose solutions.
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Titration and Molarity
Students are introduced to the concepts of molarity and titration. As a class, they develop a list of the correct steps they need to follow to create a specific concentration of a solution. They design and complete an experiment in...
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Linear Systems Quiz 3
In this math worksheet, students practice finding the solutions to the linear systems. Then they execute the Gaussian elimination process to complete the quiz.
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Linear Systems Quiz 6
In this math worksheet, students practice finding the solutions for the linear systems in the form of a quiz. They focus upon finding the eigenvalues and eigenvectors of a matrix.
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Counting Techniques
For this counting worksheet, learners solve fifteen counting exercises using the appropriate counting technique. Solutions are provided on the last page.