PICAT VERIFICATION ANALYSIS 100%

PICAT VERIFICATION ANALYSIS 100% which of these is the best explanation of how a smooth round stone become smooth *ans*It was in a stream for a long time Any astronomical body that revolves around a larger body is called *ans*Satellite If you place bean seeds between moist paper towels and watch the stem leaves appear you will see a demonstration of? *ans*Germination Which element does not contain any neutrons? *ans*Hydrogen How many atoms are in a single molecule of water (H2O) *ans*2 Argon and Neon are..? *ans*Noble gases Processes of the water cycle *ans*Evaporation, condensation, sublimination, and so on in a balanced ecosystem, which of the following would have the greatest population? *ans*Plankton water droplets *ans*Condensation Friction is the force that *ans*Opposes motion between 2 surfaces Which of the following reproduce by spawning? *ans*Fish To test the effectiveness of plant fertilizer, groups of plants are grown with different types of fertilizer. A control group of plants would? *ans*Not be given any fertilizer When scientists measure a liquids resistance to flow, they are measuring the liquids *ans*Viscosity A radar 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? *ans*50% Jerry walked a dog from 6:40 a.m. to 7:30 a.m. one day. If he was paid at the rate of $6 per hour, how much did he earn that day? *ans*5.00 A woman 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? *ans*968 square feet How many feet of chain fence are necessary to enclose a dog pen that is square and has an area of 64 sq feet? *ans*32 A train goes twice as fast downhill as it can go uphill, and 2/3 feet as fast uphill as it can go on level ground. If it goes 120 miles per hour downhill, how long will it take to travel 45 miles per flat land? *ans*1/2 hour The pet store had six puppies selling for 104 each and twelve kittens selling for 24 each. Today, only two puppies and eight kittens were left. In dollar terms, what was the ratio of sales of puppies to kittens? *ans*13 to 3 Jamie just bought two boxes. The first box is square, with each side measuring 10 units, and is 4 units high. The second box is rectangular and has twice the volume of the square box. If the height of the second box is 5 units, and the width is 10 units, what is the length of the second box? *ans*16 units There are 9 red and 6 green marbles in a bag. A child reaches in the bag and randomly takes one marble. What is the probability pf that child getting a green marble? *ans*.66 Each August, a resentment's rent is adjusted to the cost-of-living index. The rent has been $1,550 a month, and the cost of living index for this August was 3.796. What is the new rent per month? *ans*1,607.35 Perimeter of a garden is 84, what is the area? *ans*441 The price of salmon at a fish market is 5.40 per pound. This is 150% its cost at a supermarket. How much would it cost per pound at the supermarket? *ans*$3.60 A printing press will print 6,000 copies in 20 minutes. A second press can print 15,000 in 60 minutes, How many more copies per minute will the faster press print than the slower press? *ans*3,000 Before being painted, a concrete play area was marked off into squares and then into triangles. For the square shown, what is the area of the triangular part labeled XYZ? *ans*32 sq ft If the population of a certain city increased 25% in two years, the new population was what percent of the old? *ans*125% emphasize *ans*Accentuate perilous *ans*hazardous Adage *ans*Proverb Adminition *ans*Approval Embody *ans*Exemplify Peruse *ans*Study Communique *ans*Message Erratically *ans*Irregularly Devout *ans*Pious Fervently *ans*Passionately Sustain *ans*Tolerate Oppressive *ans*Painful Negated *ans*Nullified Consoled *ans*Solaced Roosevelt made a conscious use of media.... *ans*Was a president who recognized the power of the press Riding a mail plane is a low budget... *ans*Copper drew prospectors, copper ran out, town abandoned, tourist 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. *ans*How fast do stones of 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. *ans*Medical science does not fully understand why the body has an allergic reaction to certain substances A period of time is usually measured.... *ans*Calendar based The womans flying training detachment... *ans*Army's wish to utilize women's abilities Physical sound energy is transmitted through... *ans*Between the middle ear and the inner ear When we think of security for the home.... *ans*For example, doors should only be opened after a visitor has been identified If A=6 and B= 5, what is the value of (a^2-b^2)^2 *ans*121 What are the factors of x^2+4x+3 *ans*(x+3)(x+1) Simplify: 3/5x + x *ans*8/5x The hypotenuse 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? *ans*x^2 = 14^2 - 9 The product of 3! is *ans*6 The factors of 2x^2 + xy - 3y^2 are? *ans*(2x + 3y)(x - y) Graphs of the following equations are straight lines EXCEPT? *ans*y = x^2 +3 What is the product of (a - 1) and (2a + 2) ? *ans*2(a^2 - 1) The reciprocal of 3-1/5 is? *ans*5/16 What is the area of a triangle with a base of 8 feet and a height of 4 feet? *ans*16 square feet What is the product of the reciprocals of 2/3 , 1/8 , and 5? *ans*2-2/5 What is 8b - ab = 7a subtracted from 3a - 9ab + b? *ans*4a - 10ab + 9b If 4/3 x 3/4 = 5k, then k= *ans*1/5 In the formula C=5/9(F - 32), if C= 35, then F = ? *ans*5/3 The reciprocal of 7 is *ans*-1/7 What tool is used to remove a module from an electronic assembly? *ans*Chip Puller Silicon chips are used are used to what *ans*Integrated circuits A multi-meter doesn't measure? *ans*Frequency When current flow is interrupted by a blown fuse, the circuit becomes *ans*Open Which of the following can not be used to store an electrical charge? *ans*Fuse What kind of energy is converted to electrical energy by car a battery? *ans*Chemical Which of the following is the smallest in size and can simplify electrical signals? *ans*Relay What is the tool shown? *ans*Cable stripper A material that has very high resistance to the flow of electric current is? *ans*An insulator Which one of the following devices protects A circuit against current overloads? *ans*Fuse When it is necessary to switch on an electrical current from a remote location, which device could be used? *ans*Amplifier Which of the following best carries electric current? *ans*Conductors Electrical arcing occurs when *ans*High-voltage electricity jumps between two conductors Many home appliances and power tools are made safer by using *ans*3- wire cords and plugs The catalytic converter is a part of what system? *ans*Emission control system The function of the master cylinder is to *ans*Apply hydraulic pressure to the wheeled cylinders Which of the following is part of a conventional distributor? *ans*Spark plug The arrow is pointing to what automotive components *ans*Rings Which engine component stores oil for lubrication? *ans*Oil pan How many crankshafts are there in a V-8 automobile engine? *ans*8 What kind of wrench should be used to tighten engine components such as manifolds and cylinder heads? *ans*Torque The starter gear disengages from the cars flywheel to avoid *ans*Damage to the starter Coolant flow through an engine is regulated by the *ans*Thermostat The engine flywheel bolts to the *ans*Crankshaft A torque wrench is used to tighten the bolt when *ans*The exact amount of force on the bolt has to be measured Taps and dies are tools to *ans*Cut threads for nuts and bolts The type of pattern on metal is made by a process called *ans*Knurling Which of the following uses a penny system to specify its size? *ans*Finishing nail What is placed around a chimney to prevent leaks? *ans*Flashing Which tool is used to band large sections of sheet metal? *ans*Brake Self tapping screws are primarily used when fastening objects to *ans*Sheet metal Anchor bolts are used to hold the *ans*Rebar to the concrete The best saw for accurately cutting 3 inches off The length of a 2 x 8 x 18 inch piece of lumber is a *ans*Radial arm saw Paraffin is commonly used to *ans*Insulate windows Gear A is the driving gear. If all the teeth are shoot off of Gear B, which gears will turn? *ans*Gear A A ball is attached to one end of a rod AB, and the other end is attached to a vertical rotating axle as shown. The joint at B contains a pin so that the ball can move up and down. If the axle BC rotates faster, angle X will *ans*Become 90 degrees The drive pulley always turns *ans*Faster than pulleys A or C, but not pulley B Four weights are tied together and hung from the ceiling. What will be the tension in the cord at the point labeled x? *ans*60 pounds What would you tell a person that is trying to loosen the rusty nut with the wrench? *ans*Move your hand farther from the nut It is true that frictional forces *ans*Always oppose forces producing motion A car stops suddenly. Why are the passengers thrown forward against their seatbelts? *ans*The inertia of each passenger In this pulley system, what force must be applied to balance the 10 pound weight *ans*10 lbs 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?