MS Sample Set 6, Round 7 from NSB
Given that time t has values 0, 1, and 2, and distance d has corresponding respective values 60, 110, and 160, which of the following equations represents the linear relationship between t and d? W) d = 50t X) d = 50t + 60 Y) d = 60t Z) d = 60t + 50
W: W) d = 50t
X: X) d = 50t + 60
Y: Y) d = 60t
Z: Z) d = 60t + 50
Answer: X) X) d = 50t + 60
What is the inverse of the 2 by 2 matrix: [1 −5; 2 −11]?
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Which of the following equations represents Dalton’s law? W) PV = nRT X) P₁V₁ = P₂V₂ Y) Pₜ = Pₐ + P_b + P_c … Z) V₁/n₁ = V₂/n₂
W: W) PV = nRT
X: X) P₁V₁ = P₂V₂
Y: Y) Pₜ = Pₐ + P_b + P_c …
Z: Z) V₁/n₁ = V₂/n₂
Answer: Y) Y) Pₜ = Pₐ + P_b + P_c …
Which of the following statements is NOT true about arch bridges? W) Its structure distributes compression through its entire form X) Weight is diverted onto its abutments Y) The curve of the arch reduces the effects of tension Z) Each half-arch has its own structural integrity
W: W) Its structure distributes compression through its entire form
X: X) Weight is diverted onto its abutments
Y: Y) The curve of the arch reduces the effects of tension
Z: Z) Each half-arch has its own structural integrity
Answer: Z) Z) Each half-arch has its own structural integrity
Which reaction type occurs when an acid and base react to produce a salt and water? W) Acidification X) Neutralization Y) Ammonification Z) Basification
W: W) Acidification
X: X) Neutralization
Y: Y) Ammonification
Z: Z) Basification
Answer: X) X) Neutralization
Sulfuric acid is spilled on a laboratory bench. Which of the following chemicals would be useful for neutralizing the acid? W) Silver iodide X) Aluminum chloride Y) Sodium bicarbonate Z) Potassium nitrate
W: W) Silver iodide
X: X) Aluminum chloride
Y: Y) Sodium bicarbonate
Z: Z) Potassium nitrate
Answer: Y) Y) Sodium bicarbonate
Which of the following statements is NOT true about rock folding in the Earth’s crust? W) Brittle conditions tend to occur near the surface X) Folding of rock is more likely to occur in brittle rocks Y) If rocks become extremely hot during compression, they are more likely to fold than fault Z) If rocks are exposed to extremely high pressures, they are more likely to fold than fault
W: W) Brittle conditions tend to occur near the surface
X: X) Folding of rock is more likely to occur in brittle rocks
Y: Y) If rocks become extremely hot during compression, they are more likely to fold than fault
Z: Z) If rocks are exposed to extremely high pressures, they are more likely to fold than fault
Answer: X) X) Folding of rock is more likely to occur in brittle rocks
What kind of weather satellite is in relatively low altitude orbit and images the same location on Earth every twelve hours?
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Which of the following numbers is NOT a perfect cube? W) 216 X) 343 Y) 521 Z) 729
W: W) 216
X: X) 343
Y: Y) 521
Z: Z) 729
Answer: Y) Y) 521
Matt is 12 years older than Clay. Clay is 1 year younger than Anna. If Anna is 8 years old, how old is Matt?
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The energy saved from recycling one aluminum can is enough to run a TV set for about how long? W) 30 minutes X) 1 hour Y) 2 hours Z) 3 hours
W: W) 30 minutes
X: X) 1 hour
Y: Y) 2 hours
Z: Z) 3 hours
Answer: Z) Z) 3 hours
To maximize the concentration of energy from the Sun, heliostats must do which of the following? W) Track the zenith angle of the Sun X) Track the solar declination of the Sun Y) Track the azimuth angle and the altitude of the Sun Z) Keep the panel facing up at all times
W: W) Track the zenith angle of the Sun
X: X) Track the solar declination of the Sun
Y: Y) Track the azimuth angle and the altitude of the Sun
Z: Z) Keep the panel facing up at all times
Answer: Y) Y) Track the azimuth angle and the altitude of the Sun
Which of the following statements is NOT true about paper wasps? W) They are semi-social insects X) They can only sting once Y) Stinging workers do not survive the winter Z) A mature nest may have 20 to 30 adults
W: W) They are semi-social insects
X: X) They can only sting once
Y: Y) Stinging workers do not survive the winter
Z: Z) A mature nest may have 20 to 30 adults
Answer: X) X) They can only sting once
Identify all of the following five choices that may serve as food for a hornet: 1) house fly; 2) blow fly; 3) pollen; 4) caterpillar; 5) tree sap.
Choices:
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What is the name given to the kinetic energy of atoms and molecules?
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What is the number of valence electrons in Group 17 elements?
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A cell that is not undergoing active division is said to be in which of the following stages? W) Mitosis X) Interphase Y) Metaphase Z) Telophase
W: W) Mitosis
X: X) Interphase
Y: Y) Metaphase
Z: Z) Telophase
Answer: X) X) Interphase
Place the following three models of atomic structure in the order in which they were developed: 1) planetary; 2) quantum mechanical; 3) solid sphere.
Choices:
Correct Order:
Which of the following is an area of high land, usually consisting of relatively flat terrain, sometimes formed by upwelling of volcanic magma, extrusion of lava, or erosion by water and glaciers? W) Coastal plain X) Interior plain Y) Plateau Z) Mountain
W: W) Coastal plain
X: X) Interior plain
Y: Y) Plateau
Z: Z) Mountain
Answer: Y) Y) Plateau
What is the term for a rotating column of wind extending from the base of a cloud but not reaching the ground or water surface, often associated with thunderstorms?
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DO NOT ACCEPT:
If the product of three consecutive negative integers is –24, what is the smallest of the three integers?
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For what value of c does the line –4x + c y = 2 pass through the point (2, –3)?
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Which of the following types of wind turbine will produce the most power? W) Perpendicular axis X) Tilted axis Y) Vertical axis Z) Horizontal axis
W: W) Perpendicular axis
X: X) Tilted axis
Y: Y) Vertical axis
Z: Z) Horizontal axis
Answer: Z) Z) Horizontal axis
Given that, at standard conditions, the combustion of 1.0 moles of hydrogen with oxygen released 285.8 kJ of energy, how much energy in kilojoules is released when a balloon containing 0.15 moles of hydrogen is ignited in the air? (Answer to the nearest tenth.)
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If you eat a tuna fish sandwich, which of the following types of fish would you be eating? W) Cartilaginous X) Lobe-finned Y) Ray-finned Z) Jawless
W: W) Cartilaginous
X: X) Lobe-finned
Y: Y) Ray-finned
Z: Z) Jawless
Answer: Y) Y) Ray-finned
Huge groups of which of the following migrating animals stop traffic on Australia’s Christmas Island every year? W) Red crabs X) Kangaroos Y) Emus Z) Yellow jacket wasps
W: W) Red crabs
X: X) Kangaroos
Y: Y) Emus
Z: Z) Yellow jacket wasps
Answer: W) W) Red crabs
Which of the following types of weather front is indicated by an alternating red and blue line on a weather map? W) Warm X) Cold Y) Stationary Z) Low pressure
W: W) Warm
X: X) Cold
Y: Y) Stationary
Z: Z) Low pressure
Answer: Y) Y) Stationary
What is the phrase that refers to the tendency for a city or town to remain warmer than its surroundings, mostly caused by lack of vegetation and soil moisture?
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Which of the following is NOT a gymnosperm? W) Ginkgo X) Hornwort Y) Conifer Z) Cycad
W: W) Ginkgo
X: X) Hornwort
Y: Y) Conifer
Z: Z) Cycad
Answer: X) X) Hornwort
Which of the following best describes why humans are unable to digest cellulose? W) Weak stomach acid X) Lack of appropriate enzymes Y) Glutamate dehydrogenase Z) Topoisomerase
W: W) Weak stomach acid
X: X) Lack of appropriate enzymes
Y: Y) Glutamate dehydrogenase
Z: Z) Topoisomerase
Answer: X) X) Lack of appropriate enzymes
What is the equivalent resistance in ohms of a 2 Ω and 6 Ω resistor connected in series, in which the combination is connected in parallel with an 8 Ω resistor?
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Which of the following describes a region within a magnetic material that has uniform magnetization? W) Magnetic domain X) Magnetosphere Y) Magnetic pole Z) Magnetic line
W: W) Magnetic domain
X: X) Magnetosphere
Y: Y) Magnetic pole
Z: Z) Magnetic line
Answer: W) W) Magnetic domain
Name all of the following four choices that are examples of smooth muscle: 1) stomach wall lining; 2) blood vessels; 3) walls of the heart; 4) bicep.
Choices:
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Place the following four layers of Earth in order from thickest to thinnest: 1) inner core; 2) crust; 3) outer core; 4) mantle.
Choices:
Correct Order:
What category of hurricane would have winds of 111 to 130 mph, and would cause extensive damage such as damage to small buildings, knocking down large trees, and destroying mobile homes?
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Which of the following statements is NOT true about hurricanes? W) They are intense low pressure areas X) They gradually die as they move over warmer waters Y) They have warm air in their eyes Z) They generally form in the summer and early fall
W: W) They are intense low pressure areas
X: X) They gradually die as they move over warmer waters
Y: Y) They have warm air in their eyes
Z: Z) They generally form in the summer and early fall
Answer: X) X) They gradually die as they move over warmer waters
On a history test, 10 students scored 80 and 10 students scored 72. What was the mean test score?
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What are the coordinates of the vertex of y = x² + 16x + 70?
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At least how many seismograph stations are needed to locate the epicenter of an earthquake?
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A falling leaf eventually stops accelerating towards Earth because of wind resistance. Potential energy of the leaf, however, is still decreasing as the leaf falls. Into which of the following forms of energy is the remaining potential energy converted? W) Mechanical only X) Kinetic only Y) Thermal only Z) Kinetic and thermal
W: W) Mechanical only
X: X) Kinetic only
Y: Y) Thermal only
Z: Z) Kinetic and thermal
Answer: Y) Y) Thermal only
A plant produces small flowers that do not have a strong odor and are not brightly colored. The plant is probably fertilized by which of the following? W) Wind X) Bats Y) Flies Z) Bees
W: W) Wind
X: X) Bats
Y: Y) Flies
Z: Z) Bees
Answer: W) W) Wind
From what protein are hair and fur synthesized?
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In order to measure the current passing through an element in the circuit, we want to connect which of the following? W) An ammeter in parallel with the element X) A voltmeter in parallel with the element Y) An ammeter in series with the element Z) A voltmeter in series with the element
W: W) An ammeter in parallel with the element
X: X) A voltmeter in parallel with the element
Y: Y) An ammeter in series with the element
Z: Z) A voltmeter in series with the element
Answer: Y) Y) An ammeter in series with the element
Boyle’s Law describes an inverse relationship between which two physical properties?
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Which of the following is an example of a homozygous dominant genotype? W) BB X) bB Y) Bb Z) bb
W: W) BB
X: X) bB
Y: Y) Bb
Z: Z) bb
Answer: W) W) BB
Which of the following types of energy is represented by the high concentration of protons in the intermembrane space relative to the mitochondrial matrix? W) Chemical X) Thermal Y) Mechanical Z) Kinetic
W: W) Chemical
X: X) Thermal
Y: Y) Mechanical
Z: Z) Kinetic
Answer: W) W) Chemical
Which of the following statements is NOT true about botulism? W) It is caused by a virus X) Food-borne botulism can thrive in raw honey Y) Its toxin can be used to reduce severe underarm sweating Z) It can cause paralysis
W: W) It is caused by a virus
X: X) Food-borne botulism can thrive in raw honey
Y: Y) Its toxin can be used to reduce severe underarm sweating
Z: Z) It can cause paralysis
Answer: W) W) It is caused by a virus
What disaccharide sugar is formed from galactose and glucose?
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Given a quadrilateral with interior angles of 95°, 85°, and 120°, what is the measure in degrees of its fourth interior angle?
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Solve for v: v² – 2v – 35 = 0.
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