MS Sample Set 11, Round 11 from NSB
Which of the following is not a type of heat pump? W) Air-to-air X) Radiant Y) Geothermal Z) Water source
W: W) Air-to-air
X: X) Radiant
Y: Y) Geothermal
Z: Z) Water source
Answer: X) X) Radiant
What is the name of the device that uses hydrogen as a fuel and creates an electric current with the main waste product being water?
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When an integer is divided by 8, what are the smallest and largest possible remainders, respectively?
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What are the sum of the roots and the product of the roots, respectively, for the following quadratic equation: $$4x^2 - 12x - 7 = 0$$?
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Which of the following phase changes releases heat? W) Melting X) Boiling Y) Sublimation Z) Freezing
W: W) Melting
X: X) Boiling
Y: Y) Sublimation
Z: Z) Freezing
Answer: Z) Z) Freezing
How many neutrons does a single atom of carbon-13 possess?
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Which of the following are the two parts of sunspots? W) Aphelion and Parahelion X) Central Umbra and Penumbra Y) Crest and Trough Z) Static and Dynamic
W: W) Aphelion and Parahelion
X: X) Central Umbra and Penumbra
Y: Y) Crest and Trough
Z: Z) Static and Dynamic
Answer: X) X) Central Umbra and Penumbra
What is the term for the phenomenon by which light from a distant object can be bent by a massive intervening object?
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Some cells are known to secrete signaling molecules that then bind to receptors on the same cell. What is the term for this type of signaling?
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How many molecules of ATP are produced during the citric acid cycle?
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An isosceles trapezoid has an interior angle measuring 155 degrees. What is the degree measure of its smallest interior angle?
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What is the units digit of \(3^{33}\)?
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The largest portion of biomass fuel in the United States is made from which of the following? W) Methane X) Biochar Y) Biogas Z) Wood
W: W) Methane
X: X) Biochar
Y: Y) Biogas
Z: Z) Wood
Answer: Z) Z) Wood
Which of the following is closest to the power required to run a dishwasher? W) 1 microwatt X) 1 watt Y) 100 watts Z) 1000 watts
W: W) 1 microwatt
X: X) 1 watt
Y: Y) 100 watts
Z: Z) 1000 watts
Answer: Z) Z) 1000 watts
What is the coefficient of the \(ac\) term in the trinomial expansion of \(\,(6a + 3b - 5c)^2\)?
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Fifty-three teams play in a single-elimination tournament; some teams have byes in the first round. How many games are played in the first round?
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Which of the following energy sources is nonrenewable? W) Solar X) Wind Y) Uranium Z) Geothermal
W: W) Solar
X: X) Wind
Y: Y) Uranium
Z: Z) Geothermal
Answer: Y) Y) Uranium
According to the American Wind Energy Association, wind energy is currently on pace to meet which of the following percentages of U.S. electricity production by 2020? W) 5 X) 10 Y) 15 Z) 20
W: W) 5
X: X) 10
Y: Y) 15
Z: Z) 20
Answer: X) X) 10
What cellular organelle contains grana and is responsible for harvesting energy from light?
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Beta-galactosidase is an enzyme that cleaves what disaccharide?
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Stars that undergo cataclysmic explosions and produce temporary bright objects in the sky are called what?
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What are the only two planets in our solar system that rotate east to west?
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The formation of a mirage in the desert is an example of? W) Reflection X) Refraction Y) Polarization Z) Absorption
W: W) Reflection
X: X) Refraction
Y: Y) Polarization
Z: Z) Absorption
Answer: X) X) Refraction
Expressing your answer in meters, to two significant figures, what is the wavelength of a light wave that has a frequency of 200 000 Hz?
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Hematite is an ore of what metal?
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What freshwater lake is 1 700 m deep, currently believed to be the deepest freshwater lake on Earth, and is estimated to house 20 percent of Earth's unfrozen fresh water? W) Lake Victoria X) Lake Superior Y) Lake Erie Z) Lake Baikal
W: W) Lake Victoria
X: X) Lake Superior
Y: Y) Lake Erie
Z: Z) Lake Baikal
Answer: Z) Z) Lake Baikal
Which of the following elements has the lowest atomic number? W) Tantalum X) Fermium Y) Thallium Z) Dysprosium
W: W) Tantalum
X: X) Fermium
Y: Y) Thallium
Z: Z) Dysprosium
Answer: Z) Z) Dysprosium
Which of the following statements is true regarding resonance? W) A molecule will equilibrate through its resonance structures X) All resonance structures contribute equally Y) The nitrate ion has three valid resonance structures Z) Sigma bonds are most often involved in resonance
W: W) A molecule will equilibrate through its resonance structures
X: X) All resonance structures contribute equally
Y: Y) The nitrate ion has three valid resonance structures
Z: Z) Sigma bonds are most often involved in resonance
Answer: Y) Y) The nitrate ion has three valid resonance structures
Which statement best describes the conditions under which a cone of depression forms? W) The water table rises in a local area X) Shallow wells run dry Y) Recharge rates exceed pumping rates Z) Pumping rates exceed recharge rates
W: W) The water table rises in a local area
X: X) Shallow wells run dry
Y: Y) Recharge rates exceed pumping rates
Z: Z) Pumping rates exceed recharge rates
Answer: Z) Z) Pumping rates exceed recharge rates
What is the zone of rapid nutrient change with depth in the water column, often as a result of entrainment of water from a lower depth that is higher in concentration of a particular nutrient?
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The point \((5,3)\) is reflected across the x-axis and the resulting point is then translated 3 units right. What are the coordinates of the final image point?
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A pyramid with 9 faces has how many edges?
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Sanger sequencing is a technique used to determine the sequence of what?
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Which of the following is closest, in days, to the average red blood cell's circulation lifetime? W) 5 X) 20 Y) 120 Z) 300
W: W) 5
X: X) 20
Y: Y) 120
Z: Z) 300
Answer: Y) Y) 120
Which of the following is true about liquids in general? W) Their volume shrinks when becoming a solid X) They form droplets due to viscosity Y) They are more densely packed than solids Z) They always efficiently conduct electricity
W: W) Their volume shrinks when becoming a solid
X: X) They form droplets due to viscosity
Y: Y) They are more densely packed than solids
Z: Z) They always efficiently conduct electricity
Answer: W) W) Their volume shrinks when becoming a solid
Identify all of the following three statements that are true regarding sound: 1) The speed of sound depends on the medium 2) Sound is a pressure wave 3) Sound travels faster in water than in air
Choices:
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What enzymes are responsible for charging tRNA molecules with amino acids?
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Digestion begins in the mouth because saliva contains salivary amylase. What macromolecule does amylase digest? W) Fat X) Protein Y) Starch Z) Nucleic acid
W: W) Fat
X: X) Protein
Y: Y) Starch
Z: Z) Nucleic acid
Answer: Y) Y) Starch
A 0.5-kilogram mass, initially at rest, has a 4-newton force applied to it for 10 seconds. What is the speed, in meters per second, of the mass at the end of the 10 seconds?
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A single, charged particle is placed at the origin. The resulting potential at point \((0,2)\) is \(V\). What is the potential at point \((0,4)\)?
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What term is used to describe organisms that possess two sets of chromosomes in their somatic cells?
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Which of the following North American spiders' bites could be fatal to humans? W) Golden garden spider X) Fisher spider Y) Tarantula Z) Brown recluse
W: W) Golden garden spider
X: X) Fisher spider
Y: Y) Tarantula
Z: Z) Brown recluse
Answer: Z) Z) Brown recluse
What is the x-coordinate of the point of intersection of the graphs of \(x + y = 14\) and \(x - y = 13\)?
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To the nearest whole number, what is the circumference of a circle with radius 6?
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The Fujita scale is used to measure the strength of what phenomena?
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Order the following 4 units of distance from the shortest to the longest: 1) AU 2) Light-year 3) Parsec 4) Light-minute
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Correct Order: