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What's the Difference Between Concentration and Solubility?
Students discuss the difference between concentration and solubility as well as examine the difference in a hands-on activity. Using water and table salt, they experiment with solubility. They create different concentrations using water...
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Being Spontaneous
In this spontaneous reactions worksheet, students read about entropy, enthalpy and Gibbs free energy. They complete a table with reaction conditions and determine if the reaction is spontaneous or not. They solve three problems about...
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The Energy of Empty Space
In this energy in empty space worksheet, students use an equation for Cosmic Inflation to solve eight problems. They find the domain and range of the function of the equation, they determinethe axis of symmetry, they find the critical...
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Bottle Rocket
Students construct and launch a simple bottle rocket. Working in teams, they construct a simple bottle rocket from 2-liter soft drink bottles and other materials.
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Magnetism
Students experiment with the concept of magnetism. Working in small groups, students design an experiment to test the magnet attraction of various substances. After completing their experiments, students research magnetism and it's...
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WS 4.7 Writing Chemical Reactions
For this chemical reactions worksheet, students are given fourteen chemical reactions that they must write using chemical formulas for the reactants and products. They balance each equation by placing the proper coefficients in front of...
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Math Regents Exam Questions: Lesson 1-6 - Mean, Median, Mode and Range
In this mean and median worksheet, students examine given data and determine the measures of central tendency for the data. Students compute the mode, mean, median, and range of data. They create stem-and-leaf plots. ...
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Solution Shapes
In this solutions activity, students soak a pipe cleaner in hot water and a supersaturated solution of 20 Mule Team Borax. Students leave their pipe cleaner in the solution for 30 minutes and then observe. They put it back in over night...
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Integers and Order of Operations
For this algebra worksheet, 9th graders solve addition, subtraction and multiplication of integers using the correct order of operation. There are 14 questions with an answer key.
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Quick Breads: A Practical Application
Apply food selection and preparation guidelines related to quick breads, rice, grains, and pasta. National Standard 14.3.3 Identify basic cooking techniques related rice, grains, and pasta Identify examples of quick breads: muffins,...
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Practice Exam III
In this chemistry practice exam worksheet, learners solve ten multiple choice questions about equilibrium, acids, bases and reactions. Students then solve four problems about equilibrium and chemical reactions of acids and bases.
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Limiting Reagent Practice Problems
In this limiting reagents learning exercise, students solve 10 problems. They calculate limiting reagents, they calculate percent yield of particular compounds and they determine how much of products can be produced based on the limiting...
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The Ins and Outs of Equilibrium
In this equilibrium worksheet, learners read about phase equilibrium and dynamic equilibrium. They answer nine questions based on their reading and their background in chemistry.
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States of Matter
In this states of matter worksheet, students are given 15 statements and they fill in the blank with terms related to solids, liquids and gases and the transition from one state to another. Students use the clues to complete a crossword...
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Frequency, Histograms, Bar Graphs and Tables
In this frequency worksheet, students interpret histograms, bar graphs and tables. They examine frequency charts and comparison line graphs. This three-page worksheet contains 4 problems. Answers are provided on the...
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Statistics - Central Tendency
In this statistics worksheet, students solve and complete 13 different problems that include creating various box-and-whisker plots. First, they write a definition for mean, median, mode and range. Then students explain how to determine...
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The Wonders of Bacteria
Students explore the evolution and features of bacteria through a series of activities. In this biology lesson plan, students collect data and graph bacterial growth. They design a brochure about bacteria's role in society.
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Measuring Pots
Students use an activity sheet to construct analogies about possible function of ancient or historic ceramics and compute circumference from a section of a circle as they study measuring pots.
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Infectious Disease Case Study
Students list the steps an epidemiologist takes to detect a pathogen. They role-play as scientists as they investigate the cause of the outbreak in Japan during 1996.
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Data Analysis, Probability, and Discrete Math: Line Graphs
Eighth graders analyze data from line graphs. They discuss the purpose of line graphs, identify the parts of a line graph, answer questions about various graphs, and complete a worksheet. This lesson includes a script to teach along with.
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Capturing the Sun's Warmth
Students explore the variety of ways to use solar energy. They investigate the thermal energy storage capacities of different test materials to determine which to use in passive solar building design. They explain how passive solar...
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Writing the Complete Equation
In this writing equations worksheet, students are given 6 chemical reactions and they write equations for each one including the reactants, the products and the states of matter.
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Solutions and Solubility Review
In this solutions and solubility review worksheet, students are given main ideas about intermolecular forces, concentrations of solutions, molar solutions, ionic equations, solubility rules, acids and bases and titrations. Students...
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Chemistry in Action
In this chemistry in action worksheet, students read about sulphuric acid, the use of metals, the production of titanium and the detection of chemical elements and compounds. Students are given 8 statements about what they should...