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Science Review of Rays 252 200 Deborah

Science Review of Rays

Overview Rays are fish that are close relatives of sharks.  There are over 600 species, and most live in tropical or subtropical marine environments.  Like sharks, their skeletons are made of cartilage rather than bone.  They live on the sea floor, and some species eat smaller fish, other bottom-dwellers such as crustaceans, and others eat…

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Math Review of Graphing Compound Inequalities 358 120 Deborah

Math Review of Graphing Compound Inequalities

Overview Inequalities can be graphed along the number line by solving the inequality and then graphing it.  Conjunctions are true when both statements of an inequality are true.  Disjunctions are true when either one or both statements of an inequality are true.  Both conjunctions and disjunctions can form the basis for truth tables. Review of…

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Math Review of Digit and Coin Problems 300 338 Deborah

Math Review of Digit and Coin Problems

Overview Some very common word problems are problems involving digits and problems involving coins.  Like motion problems, these word problems can also be solved using equations in two variables. Setting up a Digit Problem Any two-digit number can be written as 10x +y where x is the number in the tens column and y is…

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English Review of Types of Nonfiction 240 151 Deborah

English Review of Types of Nonfiction

Overview There are also a number of types (or genres) of nonfiction, including biography, essays, history, and reports.  Nonfiction differs from fiction in that nonfiction deals with accurate reporting of events, while fiction creates imaginary events.  Much of the writing that students do is nonfiction, whether in essays, reports, or papers. Biography and Autobiography A…

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English Review of Types of Fiction 269 187 Deborah

English Review of Types of Fiction

Overview There are many different types or genres of fiction.  Some of the most common types include adventure fiction, historical fiction, romance, science fiction, fantasy, mystery, and horror.  Some people love to read only one type of fiction, such as adventure stories, mysteries, or science fiction, and libraries often shelve books in sections, so that…

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Science Review of Marine Sanctuaries 267 189 Deborah

Science Review of Marine Sanctuaries

Overview Marine sanctuaries are like national parks, but in the sea or off the coast. These areas protect many species of marine wildlife, and are in many different locations, as far north as the Arctic, as far south as the Caribbean, as far west as Hawai’i and almost to the Philippines. Marine sanctuaries provide a…

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Science Review of the New Solar System 227 222 Deborah

Science Review of the New Solar System

Overview As a result of discoveries made by the New Horizons mission and other observations, the new solar system may have many more planets than the accepted eight or nine. The new solar system may have hundreds of planets, including asteroids, moons, and dwarf planets. Rather than memorize hundreds of names, it’s more important to…

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Math Review of Uniform Motion Problems 150 150 Deborah

Math Review of Uniform Motion Problems

Overview Problem-solving strategies can also be used to solve uniform motion problems that use the relationship between distance, rate, and time.  Students can first understand the problem, develop and carry out a plan, find the answer, and then check the answer. Understand the Problem Suppose one car leaves Calgary, Alberta, Canada traveling north at 56…

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Math Review of Problem Solving with Systems of Equations 150 150 Deborah

Math Review of Problem Solving with Systems of Equations

Overview Systems of two equations with two variables can also be used to solve problems.  In order to solve the problem, it can be translated to a system of equations.  Once the problem is understood, students can make a plan, find the answer, and check to make sure it is correct. Understand the Problem In…

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English Review of Paragraphs 150 150 Deborah

English Review of Paragraphs

Overview Individual sentences express complete thoughts, and individual paragraphs support main ideas.  The development of paragraphs flows naturally to the development of arguments to support a central idea. Paragraph Length All the sentences in a paragraph support one main idea.   Suppose a journalist were writing an article about a city meeting.  She may choose to…

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