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A square has how many sides? - Correct Answer 4 How much is 2 plus 2? - Correct Answer 4 Arose is a what? - Correct Answer A flower What is the best explanation of how a smooth round stone became smooth? - Correct Answer It was in a stream for a long time If you place bean seeds between moist paper towels and watch the stem leaves appear you will see a demonstration of? - Correct Answer germination Any astronomical body that revolves around a larger body is called? - Correct Answer satellite In chemistry, to be classified as an organic substance, a substance must contain? - Correct Answer carbon atoms What element does not contain any neutrons? - Correct Answer Hydrogen What is the symbol for hydroxyl ion? - Correct Answer OH- A perpetual-motion machine can never be built because it is not possible to eliminate what? - Correct Answer Clasticity The chemical formula of a compound describes the elements the compound contains and the... - Correct Answer the ratio of elements in a compound When scientists measures a liquids resistance to flow, they are measuring the liquids... - Correct Answer Viscosity The tympanic membranes are also known as the... - Correct Answer Ear drums When sodium atoms form sodium ions they: - Correct Answer lose electrons Choking is prevented by the...? - Correct Answer epiglottis covering the voice box Which of the following actions produce & chemical change? - Correct Answer Adding salt to the hot water Which of the following is a non-renewable resource? - Correct Answer Copper What are the 2 main gases that make up stars? - Correct Answer Hydrogen and helium Aradar is designed to report the track of an aircraft every second. If this radar reports 30 tracks in one minute, what percentage of the time did the radar track the aircraft? - Correct Answer 50% Jerry walked a dog from 6:40am to 7:30pm one day. If he was paid at the rate of 6$ per hour, how much did he earn that day? - Correct Answer $5.00 A women is looking for a bigger square office. She finds an office twice the area of her current office. If the perimeter of her current office is 88 feet, how many square feet is the new office? - Correct Answer 176 sq ft If the perimeter of a square garden is 84 feet, what is the area of the garden? - Correct Answer 441sqft How many feet of chain fence are necessary to enclose a dog pen that is square and has an area of 64sqft - Correct Answer 32 The pet store had 6 puppies selling for $104 each and 12 kittens selling for $24 each. Today, only 2 puppies and 8 kittens we're left. In dollar terms, what was the ratio of sales of puppies and kittens? - Correct Answer 13 to 3 Prestige most nearly means - Correct Answer status we will long remember our perilous journey - Correct Answer hazardous Inept most nearly means - Correct Answer silly Oppressive most nearly means - Correct Answer painful "Complexity" most nearly means - Correct Answer intricacy Nurture most nearly means - Correct Answer cultivate void most nearly means - Correct Answer empty Fervently most nearly means - Correct Answer passionately Devout most nearly means - Correct Answer pious Erratically most nearly means - Correct Answer irregularly sustain most nearly means - Correct Answer tolerate They "consoled" each other after the accident. - Correct Answer solaced the cashier negated the charge of the item - Correct Answer nullified crass most nearly means - Correct Answer crude Peruse most nearly means - Correct Answer study the lens of the eye focuses light rays as they enter the eye. muscles around the lens react to light and change the shape of the lens by expanding or contracting. certain diseases or injury to the lens of the eye can result in blurry vision. according to the paragraph,the lens of the eye is used to - Correct Answer focus light Your heart's mitral valve does an awfully big job. Letting blood from the left atrium of the heart into the left ventricle without losing a drop is one of the toughest tasks in the circulatory system. In fact, if the system was suddenly opened at that point the force of the valve closing with send blood 5 feet into the air In this passage the author's purpose is to? - Correct Answer convince the readers of the stress on the mitral valve riding the mail plane is a low-budget way to visit america's largest national park--wrangell-st.elias-- 13 million acres of scenic beauty. copper first drew prospectors to this part of alaska. from 1911 to 1938, the kennicott mine produced 200 million tons of it. now a mecca for tourists, the town of kennicott was abandoned to the ghosts when the copper ran out. which of the following illustrates the correct sequence of events? - Correct Answer copper drew prospectors, copper ran out, town abandoned, tourists attraction Physicists seek out those features of nature that are simple and universal. The secret of their success is not so much a matter of finding answers as it is asking the right questions. The trick is keeping the questions simple and sticking to universal phenomena. Simple questions can be answered unambiguously by careful observation of repeated experiments and by logical thinking. which of the following questions is most clearly an example of the kind discussed in the paragraph? - Correct Answer how fast do stones of a particular size fall? An allergy is a hypersensitivity to substances that are essentially harmless. For as yet poorly understood reasons, the immune system malfunctions and marshals up an army of antibodies to fight these substances. For many allergies, this malfunction causes a large amount of histamine to flood into the bloodstream. It is overabundance of histamine that causes allergic symptoms such as headaches, rashes, and sneezing. the passage states all of the following about allergies except - Correct Answer medical science does not fully understand why the body has an allergic reaction to certain substances a period of time is usually measured by comparing it with another period of time.for example, a year on mercury is equal to 88 earth days. a year on uranus is approximately 348 mercury years. according to the passage, the way time is usually measured shows that the time is - Correct Answer calendar-based what is the area of a parallelogram if its length is x+4 and its height is x+3? - Correct Answer x42+7x+12 Simplify 3/5x+x - Correct Answer 8/5x Graphs of the following equations are straight lines except? - Correct Answer y=x*2+3 the hypotnuse of a right triangle has a length of 14 units and a side that is 9 units long. which equation can be used to find the length of the remaining side? - Correct Answer x42=1442+942 the factors of 2x*2+xy-3y%2 are - Correct Answer (2x+3y)(x-y) what is the area of a triangle with a base of 8 feet and a height of 4 feet? - Correct Answer 16 square feet the reciprocal of 3-1/5 is - Correct Answer 5/16 If 4/3x3/4=5k, then k=? - Correct Answer 1/5 what does the abbreviation AC stand for? - Correct Answer alternating current in making permanent electronic connections, use - Correct Answer soldering iron When current flow is interrupted by a blown fuse, the circuit becomes? - Correct Answer open a standard multimeter does NOT measure - Correct Answer frequency this is a symbol for a- Correct Answer transformer utility company power lines carry what kind of current? - Correct Answer alternating when measuring resistance with an ohmmeter, - Correct Answer Disconnect power in this schematic, the total resistance is - Correct Answer 1000hms electrical current flowing from one component to the next is an example of what kind of circuit? - Correct Answer open When wire conductors are coated with solder, the process is called? - Correct Answer tinning in order to make an electric current flow, it is necessary to have - Correct Answer an ammeter a device that converts sound waves to electric current is a- Correct Answer transistor Wires are joined together with solder to ensure - Correct Answer Maximum voltage which of the following can NOT be used to store an electrical charge? - Correct Answer fuse which of the following is a type of resistance in an AC transformer circuit? - Correct Answer impedance the type of electricity used to power a car radio is typically - Correct Answer DC the most commonly used fuel for running automobile engines are - Correct Answer gasoline which of the following is NOT part of a car's drive train? - Correct Answer transmission Which engine component stores oil for lubrication? - Correct Answer oil pan the catalytic converter is part of what system? - Correct Answer Emission control system Anchor bolts are used to hold the? - Correct Answer Rebar to the concrete which of these does NOT make wood chips when it is used? - Correct Answer drill press to properly turn wood stock, one should use a - Correct Answer lathe the best saw for accurately cutting 3 inches off the length of a 2 x 8 x 18-inch piece of lumber is a - Correct Answer radial arm sawt Gear A is the driving gear. If all the teeth are shoot off of Gear B, which gears will turn? - Correct Answer gears A and C a series of 4 gears (W,X,Y,Z) is driven by pulley V and a belt. if V turns in the direction shown, which gears will rotate clockwise? - Correct Answer Y and X a box sits on a smooth table. 3 strings are attached to the box, each having a weight of 10 Ibs. attached to the other end. the box will move in direction - Correct Answer D 4 weights are tied together and hung from the ceiling. what will be the tension in the cord at the point labeled X? - Correct Answer 60 pounds the illustration shows a water tank that is made of wood planks and reinforced metal hoops. why are the hoops closer together near the bottom of the tank? - Correct Answer the water pressure pushing against the sides of the tank is greater near the bottom Spaces are placed between slabs of concrete in city sidewalks to? - Correct Answer allow for expansion and contraction is it true that frictional forces... - Correct Answer only operate in vertical directions This drive pulley always turn - Correct Answer Faster than pulley A or C but not pulley B a belt passes over a drum and its ends are connected to springs. if the drum rotates in the direction shown and there is friction between the drum and the belt, then - Correct Answer spring 1 will get shorter, and spring 2 longer a spring will compress 1 inch for every 50 pounds of force that is applied to it. how much force is needed to compress the same spring 10 inches? - Correct Answer 500 Ibs As part A moves to the left, gear C will turn - Correct Answer C. first in direction 1 and then in direction 2: a spring is compressed against a wall by a wooden block that has a force applied to it. if the force is removed from the block, - Correct Answer the block of wood will move to the right the illustration shows an example of... - Correct Answer an inclined plane what would you tell the person who is trying to loosen the rusty nut with the wrench? - Correct Answer move your hand farther from the nut 
