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Do You Have Enough Information to Solve the Math Problem? 642 642 School Tutoring

Do You Have Enough Information to Solve the Math Problem?

Overview:  Common Strategies Some math problems on the SAT and ACT  present an equation or series, and then give a number of alternative solutions.  Like all problems of that type, only one answer is correct.  However, besides numerical solutions, there’s an additional choice: usually labeled (E)  Not enough information is available to solve this problem.…

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Photosynthesis: How Plants Transform Energy from the Sun 150 150 Deborah

Photosynthesis: How Plants Transform Energy from the Sun

Overview:  What Is Photosynthesis? Photosynthesis is the process that plants use to produce energy from light.  It takes place in a series of chemical reactions involving chlorophyll, using carbon dioxide, water, other nutrients, and enzymes.  The end result, glucose, is stored and used as a food source. Light Light from the sun carries energy that…

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Focus on Speed and Accuracy in SAT and ACT Math 160 128 School Tutoring

Focus on Speed and Accuracy in SAT and ACT Math

Overview:  Using the Test Itself Everyday math homework emphasizes solving the same type of problems over and over again, and following specific steps to solve them.  By contrast, the SAT, ACT, and other standardized math tests give a range of answers to problems.  Determining the correct answer is a matter of speed and accuracy.  On…

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A Biology Review of Mitosis 150 150 Deborah

A Biology Review of Mitosis

Overview:  The Cell Cycle Many eukaryotic cells divide through the method of mitosis.  However, it is only one part of the cell cycle.  A cell cycle is a recurring sequence from the beginning of one cell division all the way through to the beginning of the next mitosis.  After mitosis, the cell grows to double…

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Biology Review of Cell Division 150 150 Deborah

Biology Review of Cell Division

Overview:  The Purposes of Cell Division Multicellular organisms come from processes of cell division.  Overall, cell division accounts for organism growth and repair, as well as types of reproduction.  Eukaryotes are able to divide and reproduce copies of themselves because of enhanced genetic material in their larger and more specialized nuclei. Growth and Repair Multicellular…

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Meiosis: Cell Division of Gametes 150 150 Deborah

Meiosis: Cell Division of Gametes

Overview:  Why Meiosis? When eukaryotic cells divide to form copies in the next generation, mitosis works well to ensure that each daughter cell has the correct number and type of chromosomes.  However, when gametes (such as ova and sperm ) combine to form a zygote, each gamete must have half the number of chromosomes in…

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Solutions and Diffusion in Biology 150 150 Deborah

Solutions and Diffusion in Biology

Overview:  What Are Solutions? A solution is a mixture in which molecules of one substance are distributed evenly in another.  For example, in a solution of sugar water, molecules of sugar from sugar crystals are dispersed in molecules of water.  If sugar is invisible in the solution because the molecules are so well mixed, the…

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Biology: Types of Cells 150 150 Deborah

Biology: Types of Cells

Overview:  Two Major Cell Groups All cells can be divided into two major cell groups: prokaryotes and eukaryotes.  They are divided into those two groups based on whether  the cell has a true nucleus and nuclear membrane, as well as important differences in DNA, organelles, the way they move, and functions within the cell. What…

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Grammar Questions on the SAT and ACT 171 295 School Tutoring

Grammar Questions on the SAT and ACT

 Overview:  Error Analysis Essay questions on the SAT or ACT ask students to write on demand.  Besides producing  essays that are logical, focused, and readable, students are expected to have few or no grammatical or spelling errors.  In addition, other parts of the test provide specific questions to see how well individual students can identify…

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Comparison and Contrast on the Essay Portion 160 128 School Tutoring

Comparison and Contrast on the Essay Portion

Overview:  Comparison and Contrast Prompts Writing prompts on the SAT and ACT may ask students to use a comparison and contrast format to structure their arguments.  In that case, it is important to cover all similarities and differences between points of view on the topic.  One useful strategy is to list them very quickly. An…

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