Saturday, March 21, 2020
5 Appositive Phrases with Punctuation Problems
5 Appositive Phrases with Punctuation Problems 5 Appositive Phrases with Punctuation Problems 5 Appositive Phrases with Punctuation Problems By Mark Nichol An appositive is a noun or a noun phrase that appears in proximity to another noun or noun phrase to define or modify it. When writers employ nonrestrictive appositions, which consist of optional additional information, they sometimes fail to punctuate the sentence correctly to indicate that the phrase is parenthetical, leading to confusion. Here are five sentences in which insertion of a single comma repairs the damage. 1. ââ¬Å"John Smith, Jonesââ¬â¢s rival and number four on the FBIââ¬â¢s most-wanted list is caught.â⬠If this sentence began with ââ¬Å"Jonesââ¬â¢s rival . . .,â⬠it would be correctly punctuated. But ââ¬Å"John Smithâ⬠is the subject, ââ¬Å"is caughtâ⬠is the object, and the phrase beginning ââ¬Å"Jonesââ¬â¢s rivalâ⬠and ending ââ¬Å"most-wanted listâ⬠is an appositive, and must be punctuated as a parenthetical phrase: ââ¬Å"John Smith, Jonesââ¬â¢s rival and number four on the FBIââ¬â¢s most-wanted list, is caught.â⬠2. ââ¬Å"John Doe, who once led the company was indicted on eighty-five counts in a huge federal case.â⬠The basic facts are that John Doe was indicted; the phrase ââ¬Å"who once led the companyâ⬠is an appositive parenthetical and must, like the descriptive phrase in the preceding example, be framed by commas: ââ¬Å"John Doe, who once led the company, was indicted on eighty-five counts in a huge federal case.â⬠3. ââ¬Å"Life has been rough for Jane Roe, the governorââ¬â¢s chief of staff ever since her controversial remark went public.â⬠ââ¬Å"The governorââ¬â¢s chief of staffâ⬠is the appositive here; without a comma following the phrase to complement the preceding comma, the statement implies that she gained her position when she made the remark: ââ¬Å"Life has been rough for Jane Roe, the governorââ¬â¢s chief of staff, ever since her controversial remark went public.â⬠4. General Martin Dempsey, the Joint Chiefs of Staff chairman who just wrapped up a visit to Afghanistan, was asked whether he foresees North Korea taking military action soon. By combining the generalââ¬â¢s title with the reference to his recent visit to Afghanistan, the sentence implies that more than one Joint Chiefs of Staff chairman exists; Dempsey is the one who had just returned from Afghanistan. The phrase ââ¬Å"the Joint Chiefs of Staff chairmanâ⬠must be bracketed by a pair of commas to show that it is the first of two parenthetical phrases dividing the subject from the object: ââ¬Å"General Martin Dempsey, the Joint Chiefs of Staff chairman, who just wrapped up a visit to Afghanistan, was asked whether he foresees North Korea taking military action soon.â⬠(Sometimes, one of two consecutive appositives that follow another noun or noun phrase can be separated by relocating one before the noun or noun phrase it refers to, but here, Dempseyââ¬â¢s title would compete with his military rank; however, the reference to the Afghanistan visit could be moved to a subsequent sentence, or even deleted because it is irrelevant to the sentence.) 5. ââ¬Å"The next antiwar demonstration scheduled to take place on April 7 may take aim at companies outside San Francisco.â⬠This sentenceââ¬â¢s lack of internal punctuation will likely lead readers to assume that more than one demonstration is scheduled to take place on April 7, which is a distracting error. The reference to the date is in apposition, identifying the date of the event (it is appositive because, as a truncated version of ââ¬Å"the one scheduled to take place on April 7,â⬠it is another way of referring to ââ¬Å"the next antiwar demonstrationâ⬠), and could be removed without changing the meaning of the sentence: ââ¬Å"The next antiwar demonstration, scheduled to take place on April 7, may take aim at companies outside San Francisco.â⬠Want to improve your English in five minutes a day? Get a subscription and start receiving our writing tips and exercises daily! Keep learning! Browse the Grammar category, check our popular posts, or choose a related post below:"Because Of" and "Due To" Connotations of 35 Words for Funny PeopleOppose and Opposed To
Thursday, March 5, 2020
Simple Candy Osmosis Experiment
Simple Candy Osmosis Experiment Osmosis is the diffusion of water across a semipermeable membrane. The water moves from an area of higher to lower solvent concentration (an area of lower to higher solute concentration). Its an important passive transport process in living organisms, with applications to chemistry and other sciences. You dont need fancy lab equipment to observe osmosis. You can experiment with the phenomenon using gummy bears and water. Heres what you do: Osmosis Experiment Materials Basically, all you need for this chemistry project are colored candies and water: Gummy bear candies (or other gummy candy)WaterPlate or shallow bowl The gelatin of the gummy candies acts as a semipermeable membrane. Water can enter the candy, but its much harder for sugar and coloring to leave exit it. What You Do Its easy! Simply place one or more of the candies in the dish and pour in some water. Over time, water will enter the candies, swelling them. Compare the size and squishiness of these candies with how they looked before. Notice the colors of the gummy bears starts to appear lighter. This is because the pigment molecules (solute molecules) are being diluted by the water (solvent molecules) as the process progresses. What do you think would happen if you used a different solvent, such as milk or honey, that already contains some solute molecules? Make a prediction, then try it and see. How do you think osmosis in a gelatin dessert compares with osmosis in candy? Again, make a prediction and then test it!
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