Improve Your High School Skills with Practice Questions & Answers

The standard deviation of a standard normal distribution a. can be any positive value b. is always equal to one c. can be any value d. is always equal to zero
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A 63 kgkg person starts traveling from rest down a waterslide 8.0 mm above the ground. At the bottom of the waterslide, it then curves upwards by 1.0 mm above the ground such that the person is consequently launched into the air. Ignoring friction, how fast is the person moving upon leaving the waterslide
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______________ is the state in which the demands placed upon the environment by people and commerce can be met without reducing the capacity of the environment to provide for future generations.
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Aerobic degradation (pumping air or hydrogen peroxide into the contaminated site) is also known as ________.
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What part of the brain is activated whenever a child enacts a particular behavior, but also whenever that child simply observes others around him or her who are doing the same behavior
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If actual output is greater than equilibrium output, firms will ________ output to keep from ________ inventories.
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A string that is stretched between fixed supports separated by 50.0 cm has resonant frequencies of 1127 and 966.0 Hz, with no intermediate resonant frequencies. What are (a) the lowest resonant frequency and (b) the wave speed
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If the molar extinction coefficient of NADH is 6220 M-1 cm-1, what is the equilibrium concentration of NADH
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A newly issued bond with $1000 par, 6% coupon rate (paid annually) and 5 years to maturity. If inflation every year over next three years is 3.5%, what is the taxable income for the investor in the first year.
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How many 4-digit campus telephone numbers (4-digit decimal sequences) are there in which the digit 6 appears at most twice (maybe not at all)
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What is the throughput time in minutes for the two-task process assuming there is no waiting between tasks
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_________ provide survey and interview participants with a predetermined list of answers. They are often easier to analyze, and provide more specific information.
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In how many ways can you fit 1 X 1 X 2 sized dominoes into a domino of dimensions 2 X 2 X N, where N is a variable
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Let the length of each slide be 9.5 cm and the wavelength of the light be 592 nm. What is the separation d, in meters, of the end of the slides if the dark bands across the slides are 0.11 cm apart
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the main sequence star line tells us that the hotter the star, the more luminous it is (Recall the Stefan-Boltzmann Law). Groups 2 and 3 seem to defy this rule. What else is affecting the luminosity of the stars
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At a certain university, the National Science Foundation awarded a large grant to create environmental science laboratory courses. The purpose of these courses was to educate students about the impacts of certain activities on the environment. In assessing the impact of the courses on students' attitudes, a special survey was administered during the first few semesters that the courses were taught. The data from these surveys were analyzed using multiple hypothesis tests. In all, 51 tests were performed to attempt to connect student demographics with increased environmental awareness. Three of the test results were significant at the 5% level. We should exercise caution in looking at these results because __________.
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Which utility will display a list of all the routers that a packet passes through on the way to an IP destination? brainscape
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What impact does the use of the word horror have on the mood of the text?A It makes the text light-hearted and funnyB It adds a sense of dread to the passageC It compares the use of technology to horror filmsD It suggests that parents are evil if they do not allow their children to use techology and cell-phones
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Money is Group of answer choices backed by gold in the Federal Reserve Bank. the same as wealth. the value of all coins and currency in circulation at any time. anything that is generally accepted as a medium of exchange.
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__________ intake is important to athletes because of its role in transporting oxygen in blood and muscle cells.
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Sales returns and allowances is a ______ revenue account and has a normal (debit/credit) _______ balance.
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What is the strength of the total magnetic field (resultant field from both loops) at the center of the second current carrying loop
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Absolute refractory period B. Repolarization C. Action potential D. Depolarization E. Relative refractory period _____ 18. The neuron cannot respond to a second stimulus, no matter how strong. _____ 19. The interior of the cell becomes less negative due to an influx of sodium ions. _____ 20. The specific period during which potassium ions diffuse out of the neuron due to a change in membrane permeability. _____ 21. Also called a nerve impulse transmitted by axons. _____ 22. An exceptionally strong stimulus can trigger a response.
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three photons with wavelength 505 nm striking the retina of an eye. What is the total energy of the photons striking the eye
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