MS Sample Set 12, Round 5 from NSB
What is the term for the tendency of an object to resist changes in its motion?
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Identify all of the following three properties that correctly describe a solid: 1) Definite shape; 2) Definite volume; 3) Ability to change shape to match its container.
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What is the Earth’s largest coral reef?
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Extensional boundaries are typically associated with what type of faulting? W) Reverse X) Thrust Y) Normal Z) Recumbent
W: W) Reverse
X: X) Thrust
Y: Y) Normal
Z: Z) Recumbent
Answer: Y) Y) Normal
Solve the following equation for y: y – 16 = 16 – y.
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A circle with radius 7 is inscribed in a square. To the nearest 10, what is the area of the region inside the square but outside the circle?
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Scientists working at Ames Laboratory have devised a way to increase the catalytic activity of nanoparticles in fuel cell applications. What quantity related to the particles did scientists focus on increasing? W) Number X) Length Y) Surface area Z) Volume
W: W) Number
X: X) Length
Y: Y) Surface area
Z: Z) Volume
Answer: Y) Y) Surface area
What reaction, in which the starting material is decomposed in the presence of high temperatures without oxygen, is used to make biochar?
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To what constellation does the star Sirius belong?
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What astronomical term comes from the Greek meaning “yoked together” and is used to describe the alignment of three celestial bodies?
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What is the term for alternative versions of the same gene?
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What is the name for the phase of mitosis in which chromosomes condense and the nuclear membrane breaks down?
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Scientists at Princeton Plasma Physics Lab are hunting for a signature of the Big Bang in what light neutral class of leptons?
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What is the coolant used in most nuclear reactors in the United States?
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What is the defining mineral for a Mohs hardness of 1?
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Where does peridotite form? W) Bottom of the ocean X) Upper mantle Y) Convergent plate boundaries Z) Evaporite deposits
W: W) Bottom of the ocean
X: X) Upper mantle
Y: Y) Convergent plate boundaries
Z: Z) Evaporite deposits
Answer: X) X) Upper mantle
If the perimeter of a triangle is 42, and the lengths of two of its sides are 18 and 11, what is the length of its third side?
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The mean number of weekly work hours for 13 part-time employees at a store is 18. The mean number of hours for 5 of the employees is 13. To the nearest whole number, what is the mean number of hours for the rest of the store’s employees?
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What term describes an observable trait or traits of an organism?
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Fermentation occurring in humans produces what molecule?
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What is the general term for the substances that are used up in a chemical reaction?
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Identify all of the following three statements that are true of energy: 1) Energy from the Sun reaches the Earth via conduction; 2) Car engines convert chemical energy to both thermal and mechanical energy; 3) Absolute zero is the value zero on the Celsius scale.
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Most megacities are surrounded by a brown haze. Researchers working with the Pacific Northwest National Laboratory investigated chemicals found in pollution that could be causing the brown haze. What chemicals found in most pollution caused by cars is responsible for the brown haze?
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Researchers at Brookhaven National Lab are studying quark-gluon plasma. What user facility at BNL are they using to produce this type of matter?
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What is the general term for a polymer composed of sugars?
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During what phase of interphase is DNA actively being synthesized?
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What is 60% of 30 plus 60% of 40?
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A cyclist travels 0.48 kilometers in one minute. What is the average speed of this cyclist in meters per second?
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Which of the following types of energy transformation occurs in a lightbulb? W) Kinetic to electrical X) Electrical to kinetic Y) Electrical to radiant Z) Electrical to chemical
W: W) Kinetic to electrical
X: X) Electrical to kinetic
Y: Y) Electrical to radiant
Z: Z) Electrical to chemical
Answer: Y) Y) Electrical to radiant
A vessel is pressurized to 500 Pascals and is applying force over an area of 20 meters squared. What is the force, in newtons, applied by this vessel?
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What group of lipids that are composed of two fatty acid tails and a phosphate group can be found in the lipid bilayer of the cell membrane?
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Hexokinase is an enzyme that catalyzes the first step of glycolysis. What functional group does it add to the glucose molecule?
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Solve the following equation for x: $$ (x - 4)^3 = 27 $$.
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A hula hoop with a radius of 15 inches is cut into 5 congruent pieces. To the nearest whole number of inches, what is the length of each piece?
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What property of protostars or protoplanets leads to accretion? W) Composition X) Mass Y) Temperature Z) Velocity
W: W) Composition
X: X) Mass
Y: Y) Temperature
Z: Z) Velocity
Answer: X) X) Mass
What spectral class is the star Sirius, which has a temperature of approximately 10,000 kelvins?
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What is the molecular formula of carbon tetrachloride?
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Identify all of the following three statements that are true for heating or cooling a substance in a closed system: 1) The freezing point of a liquid is the same temperature as the melting point of the corresponding solid; 2) At the boiling point, a heated liquid will continue to rise in temperature until completely converted into a gas; 3) Condensation only occurs at the boiling point temperature.
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In humans, chemical digestion of sugars begins in what organ?
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Besides carbon and oxygen, what other two elements compose the largest portion of the mass of human beings?
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For what real numbers is the following rational function not defined: $$\displaystyle \frac{x^2 (x^2 + 1)}{(x^2 - 1)\,(x + 8)}$$?
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Rounding your answer to the nearest 10,000, what is 449 times 382?
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Democritus was an early Greek philosopher whose theories about matter gave what particle its name?
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Jonathan starts at one corner of a square field and walks along the four edges forming the perimeter until he reaches his starting point. Identify all of the following three statements that are true of his journey: 1) After walking along one edge, his displacement and distance traveled are equal in magnitude; 2) After walking along two edges, his displacement and distance traveled are equal in magnitude; 3) After walking along four edges, his displacement and distance traveled are equal in magnitude.
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One consequence of Arctic warming is permafrost melting. What is the primary greenhouse gas being released by melting permafrost?
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Crater Lake in Oregon is an example of a caldera. Which of the following statements best describes how this caldera formed? W) A lava dam blocked a river and later broke free, forming the caldera X) A mega-eruption blew off the side of Mount Mazama Y) A lava dome formed in the crater and later eroded leaving the caldera behind Z) The summit of Mount Mazama collapsed into the empty magma chamber below
W: W) A lava dam blocked a river and later broke free, forming the caldera
X: X) A mega-eruption blew off the side of Mount Mazama
Y: Y) A lava dome formed in the crater and later eroded leaving the caldera behind
Z: Z) The summit of Mount Mazama collapsed into the empty magma chamber below
Answer: Z) Z) The summit of Mount Mazama collapsed into the empty magma chamber below