MS Sample Set 9, Round 2 from NSB
Specific gravity is a measure of what? W) Relative mass X) Relative density Y) Relative elasticity Z) Relative buoyancy
W: W) Relative mass
X: X) Relative density
Y: Y) Relative elasticity
Z: Z) Relative buoyancy
Answer: X) X) Relative density
What is the term for a contour line connecting points of equal temperature on a weather map? W) Isobar X) Isochore Y) Isotherm Z) Isostasy
W: W) Isobar
X: X) Isochore
Y: Y) Isotherm
Z: Z) Isostasy
Answer: Y) Y) Isotherm
Solve the following equation for s: $$-143 = -11s$$
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What is the least common denominator of the three fractions \(\tfrac{1}{6}\), \(\tfrac{3}{10}\), and \(\tfrac{1}{28}\)?
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An atom that loses its outer electron or electrons readily is which of the following? W) Active nonmetal X) Active metal Y) Inactive nonmetal Z) Inactive metal
W: W) Active nonmetal
X: X) Active metal
Y: Y) Inactive nonmetal
Z: Z) Inactive metal
Answer: X) X) Active metal
Two objects have the same size and shape but one is twice as heavy as the other. If air resistance is negligible, what happens when they are dropped simultaneously from a building? W) The heavy one lands on the ground before the light one X) They land on the ground at the same time and have the same speed Y) They land on the ground at the same time but the heavy one has more speed Z) They land on the ground at the same time but the heavy object has a lower acceleration
W: W) The heavy one lands on the ground before the light one
X: X) They land on the ground at the same time and have the same speed
Y: Y) They land on the ground at the same time but the heavy one has more speed
Z: Z) They land on the ground at the same time but the heavy object has a lower acceleration
Answer: X) X) They land on the ground at the same time and have the same speed
How many kilowatt-hours, rounded to the nearest tenth, does it require to light a 100-watt bulb for 1 hour?
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The energy stored in a uranium atom can be released via what type of nuclear reaction?
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Doppler radar is best used in which of the following applications? W) Forecasting weather X) Searching for extraterrestrial life Y) Mapping the ocean floor Z) Tracking marine life
W: W) Forecasting weather
X: X) Searching for extraterrestrial life
Y: Y) Mapping the ocean floor
Z: Z) Tracking marine life
Answer: W) W) Forecasting weather
Plates on the Earth’s surface interact at three different types of tectonic boundaries. Which of the following describes the three interactions? W) Hot spots, fringing reefs, and earthquake zones X) Transform faults, subform faults, and reform faults Y) Seafloor spreading, transform faults, and subduction Z) Continental drift, seafloor spreading, and hot spots
W: W) Hot spots, fringing reefs, and earthquake zones
X: X) Transform faults, subform faults, and reform faults
Y: Y) Seafloor spreading, transform faults, and subduction
Z: Z) Continental drift, seafloor spreading, and hot spots
Answer: Y) Y) Seafloor spreading, transform faults, and subduction
What is the name of the triplet of bases in the mRNA that codes for a specific amino acid?
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What is a large community of plants and animals that live in the same place? W) Biome X) Biosphere Y) Quadridome Z) Abiotic environment
W: W) Biome
X: X) Biosphere
Y: Y) Quadridome
Z: Z) Abiotic environment
Answer: W) W) Biome
Which of the following is the SI unit of mass? W) Gram X) Kilogram Y) Liter Z) Pound
W: W) Gram
X: X) Kilogram
Y: Y) Liter
Z: Z) Pound
Answer: X) X) Kilogram
What is the term for the change in enthalpy that must occur for ice to become water at zero degrees Celsius?
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What element makes up about 24% of the Sun’s mass?
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A researcher designs an experiment in which she compares predation on a group of white mice to the predation on a control group of grey mice. What type of variable is fur color in this experiment?
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Which of the following integers is a perfect square? W) 110 X) 125 Y) 225 Z) 300
W: W) 110
X: X) 125
Y: Y) 225
Z: Z) 300
Answer: Y) Y) 225
If \(k\), \(m\), and \(n\) are three different non-zero numbers and \(\tfrac{1}{k} + \tfrac{1}{m} = \tfrac{1}{n}\), what is \(k\) in terms of \(m\) and \(n\)? W) \(\tfrac{1}{m - n}\) X) \(\tfrac{1}{n - m}\) Y) \(\tfrac{mn}{m - n}\) Z) \(\tfrac{mn}{n - m}\)
W: W) \(\tfrac{1}{m - n}\)
X: X) \(\tfrac{1}{n - m}\)
Y: Y) \(\tfrac{mn}{m - n}\)
Z: Z) \(\tfrac{mn}{n - m}\)
Answer: Y) Y) \(\tfrac{mn}{m - n}\)
Forest fires are important in some ecosystems for all of the following reasons except: W) They create a warmer climate, increasing precipitation X) They thin understory, making way for increased growth Y) They help clear dead and dying organisms Z) They can remove non-native, non-fire-resistant species
W: W) They create a warmer climate, increasing precipitation
X: X) They thin understory, making way for increased growth
Y: Y) They help clear dead and dying organisms
Z: Z) They can remove non-native, non-fire-resistant species
Answer: W) W) They create a warmer climate, increasing precipitation
Which of the following organelles regulates what enters and leaves the cell? W) Mitochondria X) Lysosome Y) Chloroplast Z) Cell membrane
W: W) Mitochondria
X: X) Lysosome
Y: Y) Chloroplast
Z: Z) Cell membrane
Answer: Z) Z) Cell membrane
The common mineral quartz is composed of what two elements?
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Which of the following makes up 97% of the Earth’s water? W) Groundwater X) Fresh water Y) Salt water Z) Spring water
W: W) Groundwater
X: X) Fresh water
Y: Y) Salt water
Z: Z) Spring water
Answer: Y) Y) Salt water
To the nearest kilometer, how far away was a lightning strike if thunder was heard 6 seconds after seeing the flash?
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What general type of elements is characterized as shiny and good conductors of electricity and heat?
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What is the term for celestial masses that have collapsed to such a small volume that their gravity prevents the escape of all radiation?
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Bronze is an alloy of what two metals?
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What are the names of the four chambers of the human heart?
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Gram staining is used to differentiate what general type of organism?
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Which of the following is the correct chemical formula of rock salt? W) MgCl₂ X) NaCl Y) LiCl Z) NaF
W: W) MgCl₂
X: X) NaCl
Y: Y) LiCl
Z: Z) NaF
Answer: X) X) NaCl
What series of elements, which includes thorium, uranium, and plutonium, are characterized by having two outer 7s electrons? W) Lanthanides X) Actinides Y) Transition metals Z) Rare earth metals
W: W) Lanthanides
X: X) Actinides
Y: Y) Transition metals
Z: Z) Rare earth metals
Answer: X) X) Actinides
Find the volume of the circular cylinder formed by rotating a 9 by 10 rectangle about one of its shorter sides. W) 270π X) 300π Y) 810π Z) 900π
W: W) 270π
X: X) 300π
Y: Y) 810π
Z: Z) 900π
Answer: Z) Z) 900π
Solve the following equation for \(y\): \[ 3y - (2 - 2y) + 5 = 15 - y. \] W) 2 X) 3 Y) 5 Z) 6
W: W) 2
X: X) 3
Y: Y) 5
Z: Z) 6
Answer: W) W) 2
What constellation, found on the celestial equator, is named for a hunter and contains the stars Rigel and Betelgeuse?
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What is the term for the rapidly moving atoms and ions that escape from the solar corona and blow outwards through the solar system?
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Transesterification is a process commonly used to produce what kind of fuel?
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Which of the following is NOT necessarily an effect of global warming? W) Reduction in sea surface salinity X) Heat waves Y) Extinction events Z) Advancement of glaciers
W: W) Reduction in sea surface salinity
X: X) Heat waves
Y: Y) Extinction events
Z: Z) Advancement of glaciers
Answer: Z) Z) Advancement of glaciers
If the kinetic energy of a non-rotating rigid object is nonzero, which of the following must also be non-zero? W) Mass and velocity X) Velocity and angular momentum Y) Speed and acceleration Z) Mass and acceleration
W: W) Mass and velocity
X: X) Velocity and angular momentum
Y: Y) Speed and acceleration
Z: Z) Mass and acceleration
Answer: W) W) Mass and velocity
Which of the following is not part of Dalton’s atomic theory? W) All matter is composed of atoms of elements X) Chemical reactions occur when atoms are rearranged Y) Atoms are composed of protons, neutrons and electrons Z) Atoms cannot be created or destroyed
W: W) All matter is composed of atoms of elements
X: X) Chemical reactions occur when atoms are rearranged
Y: Y) Atoms are composed of protons, neutrons and electrons
Z: Z) Atoms cannot be created or destroyed
Answer: Y) Y) Atoms are composed of protons, neutrons and electrons
What is the value of $$30 + 2^{-1} - 3$$?
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The owners of an office building are painting the rooms in their building. Each room requires \(2\tfrac{1}{3}\) gallons of paint. They purchased 21 total gallons of paint and have already painted 6 rooms. How many more rooms should they be able to paint?
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Which of the following is not a bird of prey? W) Red-tailed hawk X) Great horned owl Y) Crow Z) Osprey
W: W) Red-tailed hawk
X: X) Great horned owl
Y: Y) Crow
Z: Z) Osprey
Answer: Y) Y) Crow
What is the hexadecimal equivalent of the binary number 10101?
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How many walking legs are found in arachnids?
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A geneticist breeds two pea plants that are heterozygous for seed color. Given that 2001 of the F₂ generation are homozygous recessive, which of the following is closest to the number of plants that exhibit the dominant trait? W) 2001 X) 4002 Y) 6006 Z) 8008
W: W) 2001
X: X) 4002
Y: Y) 6006
Z: Z) 8008
Answer: Y) Y) 6006
Iceland, the world’s leader in generating electricity by no-carbon production methods, uses primarily what TWO methods of energy generation?
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Order the following three fuels from highest to lowest by the amount of carbon dioxide produced from burning each to produce equal amounts of energy: 1) Natural Gas; 2) Oil; 3) Coal.
Choices:
Correct Order: