EngageNY
Law of Sines
Prove the Law of Sines two ways. The ninth segment in a series of 16 introduces the Law of Sines to help the class find lengths of sides in oblique triangles. Pupils develop a proof of the Law of Sines by drawing an altitude and a second...
EngageNY
Proofs of Laws of Exponents
Apply pupil understanding of exponent properties to prove the relationships. In the sixth lesson of the series, individuals are expected to prove relationships using mathematical statements and reasoning.
Teach Engineering
Ranking the Rocks for Desired Properties
Math rocks! Cavern design teams determine the rankings of rock types based upon desirability points. The points are connected to the properties of the rocks and their usefulness in building a cavern.
Teach Engineering
Rocks, Rocks, Rocks: Test, Identify Properties and Classify
Time is growing short. Teams work together to identify physical properties of rocks in order to determine the properties that would best suit their cavern shelter design.
EduGAINs
Chemical Properties Investigation
This lesson demonstrates differentiated instruction at its best. Over the course of 2-3 class periods, young chemists have the opportunity to gain a thorough understanding of metals and their chemical properties from a variety of...
National Institute of Open Schooling
Periodic Table and Atomic Properties
An in-depth lesson, the fourth activity in a series of 36, begins with teaching how the periodic table's arrangement came to its current design. Using this knowledge, pupils then move on to analyze the arrangement of elements to their...
Microsoft
Plagiarism Fair Use Copyright
Nothing makes junior high and high school teachers more frustrated than plagiarism. Instruct young writers about copyright laws and the correct ways to paragraph information without copying the exact words. A set of secondary-level...
Teach Engineering
Properties of Mixtures vs. Solutions: Mix It Up!
Now it becomes crystal clear why the unit is called Mixtures and Solutions. The fifth installment of a six-part unit explores mixtures and solutions. After viewing a demonstration on mixing pebbles with water, salt with water, and...
Curated OER
Chapter 13 Review, Section 2: Ions in Aqueous Solutions and Colligative Properties
Here is a general chemistry worksheet that incorporates practical applications. Four questions employ critical thinking about solutions, boiling and freezing points, and molar mass. Your class will practice what they learn in class by...
Curated OER
Bubble and Boyle
Even middle schoolers still enjoy experimenting with bubbles! They execute a series of experiments enabling them to distinguish between convex and concave surfaces, explore the properties of buoyancy, surface tension, and density,...
Wisconsin Historical Society
Civil Disobedience
When is civil disobedience acceptable? Class members read examples of Jim Crow laws, an excerpt from Dr. Martin Luther King's "Letter from a Birmingham Jail," and a newspaper article and then consider the factors that make a law just or...
Curated OER
Properties of Numbers
In this algebra worksheet , students apply the properties of numbers to answer problems written in a certain way, The answer must make the property a true statement. There are 32 questions with an answer key.
Curated OER
When Property Rights and the Public Good Clash
Middle schoolers analyze a case involving a government's use of eminent
domain powers to construct a comprehension of property rights and how they might be viewed as essential protections for citizens in a constitutional democracy. They...
Curated OER
Gas Laws and Alka-Seltzer Rockets
Students investigate the Ideal Gas Law. In this three states of matter lesson, students create Alka-Seltzer rockets using film canisters. Students record observations and data according to the scientific method and explain the gas...
Curated OER
Physical and Chemical Properties
In this properties worksheet, students will label 9 examples of either physical or chemical properties. Students will complete 2 short answer questions about physical properties and the differences between chemical and physical...
Curated OER
Properties of Parallelograms
High schoolers discover properties of parallelograms as they construct a parallelogram using Cabri Jr. They will measure angles and side lengths of their construction and determine the relationship between the diagonals of a...
Curated OER
Distributive Property
Students solve problems using distribution. In this algebra lesson, students factor equations using the distributive property. They graph their solution on a graph.
Curated OER
Practice Sheet: Colligative Properties
In this colligative properties worksheet, students solve eight problems. They calculate molarity, molality and grams of substances in addition to using colligative properties to calculate solutions.
Curated OER
2007 U.S. National Chemistry Olympiad Local Section Exam
Sixty multiple choice questions cover the entire gamut of chemistry concepts. This is the local section of the U.S. National Chemistry Olympiad, where your chemistry candidates take a shot at entering the national competition. They...
Curated OER
2009 U.S. National Chemistry Olympiad National Exam - Part I
The 2009 version of the first part of a national chemistry competition is posted for your use with olympiad hopefuls. Test takers deal with 60 multiple choice questions covering an entire year of chemistry curriculum. Use this to...
Curated OER
2009 U. S. National Chemistry Olympiad - Local Section Exam
Here is a copy of a past national challenge exam that you can use in your general chemistry course as a unit or semester review. Sixty multiple-choice questions query learners on properties of matter, stoichiometry, reactions, and...
Curated OER
2001 U.S. National Chemistry Olympiad Part I
Sixty multiple-choice questions test on a variety of first year chemistry subjects. In order to succeed, exam takers must be competent with properties of elements, stoichiometry problems, gas laws, bond dissociation, and types of...
Curated OER
The Laws of Sines and Cosines Made Simple!
Students study the law of sine and cosine. For this pre-calculus lesson, students create a triangle and identify the different ratios of a non-right triangle. They use the properties of sine and cosine to solve.
Curated OER
Power Laws
In this power laws worksheet, learners solve and complete 6 different types of problems. First, they express each using powers and write in index form with a given base. Then, students calculate each problem and write in simplest terms.