FIRST MID-QUARTER ASSESSMENT IN SCIENCE (8th Grade – Candid Puffin) Name: _____________________ Date: ________________ I. KNOWLEDGE A. Identification. Identify the law/concept that explains each of the given phenomena. Write only the letter of the correct answer on the space provided. A – Law of Inertia B – Law of Acceleration C – Law of Interaction _____ 1. Recoil of a gun when fired _____ 2. Two men find a car harder to push than a tricycle _____ 3. A body moves backward
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with height that turn storms severe. • Thunderstorms with rotating updrafts are called super cells commonly producing tornadoes. animation – audio http://www.sandi.net/cms/lib/CA01001235/Centricity/Domain/7724/animations/animations glencoe earth science/thunderstorm_stages_332.swf • Stages of thunderstorms: Cumulus stage(no rain‚ mainly updrafts) ‚ Mature stage(updrafts and downdrafts caused by rain)‚ Dissipation stage (lingering downdrafts). http://my.hrw.com/sh2/sh07_10/student/tabpages/hq7c/c24/s02/vc04/hq7c_c24s02_vc04fs
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The Science of Shopping: The Obvious isn’t Always Apparent By Ben Tuesday February 2‚ 2010 1) • More men buy jeans they try on than women because they want to get their shopping done as quickly and effortlessly as possible. They find a pair of jeans that fit and look nice they will but them right away. Men don’t like to over think their shopping and when they find a pair of jeans that come close to what they want they will buy them without thinking twice. • Browsers buy computers
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Behavioral Science 1. The immune system is not an autonomous system. This discovery was confirmed by demonstrating that the immune system can be altered by which of the following? A. Stress B. Suppressed emotions C. Diet D. Conditioning E. Relaxation The answer is: D R. Ader and N. Cohen discovered that the immune system could be conditioned by neutral taste stimuli. The immunosuppressive drug cyclophosphamide (CY) was used in a taste aversion study to cause nausea and vomiting. They
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with the handwritings letters. 4. How are stamped signatures different from written signatures? Stamped signatures are stamped and written signatures are written. Critical Thinking Questions 1. Why are questioned documents important in forensic science? What is one example of a situation where a questioned document might be an important part of a criminal case? 2. What are some of the ways that a document examiner might try to match a questioned document to a specific typewriter? What aspects might
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Science trivias There are 62‚000 miles of blood vessels in the human body – laid end to end they would circle the earth 2.5 times A thimbleful of a neutron star would weigh over 100 million tons A typical hurricane produces the energy equivalent of 8‚000 one megaton bombs Blood sucking hookworms inhabit 700 million people worldwide The interstellar gas cloud Sagittarius B contains a billion‚ billion‚ billion liters of alcohol Polar Bears can run at 25 miles an hour and jump over 6 feet in
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Background Research I’m doing my science project on which food wrapping will prevent freezer burn the best aluminum foil‚ plastic bags‚ or freezer paper. This experiment seemed interesting to me because a lot of people get freezer burn on their foods. My mother also gets freezer burn on her foods a lot and she always tries different food wrappings but none of them seem to work. This project will benefit people from getting freezer burn on their food‚ and so they will know which wrapping
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Surveillance issues in today’s society are becoming more concerning by the day. Paco Underhill‚ author of “Why we Buy: The Science of Shopping”‚ explains that with his unique surveillance approach‚ he has revolutionized many businesses marketing techniques. By gathering data and following consumers every move‚ Underhill adamantly argues that his techniques will increase sales and make consumers happier. Some people believe this kind of surveillance to be unethical‚ when in actuality‚ research has
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it would be premature to take a grand peace plan‚ according to a person at the session who requested anonymity to detail the private remarks. The person said Obama planned to tell Israelis that just wanting peace was not enough‚ but would ask what hard steps are they were willing to take. On Iran and attempts to sidetrack its nuclear program‚ Obama said Tehran must be left with sufficient face-saving room to accept a diplomatic solution. The president said he was not "going to do extra chest-beating
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asking too many what-if questions in history‚ ?Why concern yourself with what did not happen‚ when just reconstructing what happened is already a big challenge.? I have never given up on the what-ifs because often what did not happen can be more engaging than what actually happened. Take for example‚ the debate over the cause of Napoleon?s death that textbooks set down as stomach cancer. There were forensic doctors who examined strands of Napoleon?s hair and found traces of arsenic‚ suggesting that
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