MS Sample Set 9, Round 3 from NSB
What kind of collision conserves both kinetic energy and linear momentum?
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An object in free-fall on the Earth will eventually stop accelerating. What is the term for the speed of the object when it reaches this point?
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What term is used to describe the fraction of light that is reflected by a surface?
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At which of the following locations is seafloor spreading occurring? W) Marianas trench X) African rift valley Y) Mid-Atlantic ridge Z) Tanna fault
W: W) Marianas trench
X: X) African rift valley
Y: Y) Mid-Atlantic ridge
Z: Z) Tanna fault
Answer: Y) Y) Mid-Atlantic ridge
Ethanol in the US is primarily produced from what crop?
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Which of the following is closest to the percentage of electricity produced in the US using renewable energy sources? W) 80% X) 50% Y) 30% Z) 10%
W: W) 80%
X: X) 50%
Y: Y) 30%
Z: Z) 10%
Answer: Z) Z) 10%
To guard against sparks causing a fire, mechanics aboard submarines during World War II often used tools made from which of the following: W) Chrome plated steel X) Vanadium Y) Cold rolled steel Z) Bronze
W: W) Chrome plated steel
X: X) Vanadium
Y: Y) Cold rolled steel
Z: Z) Bronze
Answer: Z) Z) Bronze
Life on Earth is based on building blocks of what element? W) Oxygen X) Carbon Y) Fluorine Z) Nitrogen
W: W) Oxygen
X: X) Carbon
Y: Y) Fluorine
Z: Z) Nitrogen
Answer: X) X) Carbon
The exchange of gases between blood and the tissue occurs normally in: W) Venules X) Arterioles Y) Veins Z) Capillaries
W: W) Venules
X: X) Arterioles
Y: Y) Veins
Z: Z) Capillaries
Answer: Z) Z) Capillaries
In what phylum are all vertebrate organisms?
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The county fair charges a \$4 entrance fee. The cost of each ride is \$2. Which of the following equations represents the cost (y) of getting into the fair and going on x rides? W) y = 6 + x X) y = 2 + 4x Y) y = 4 + 2x Z) y = 6x
W: W) y = 6 + x
X: X) y = 2 + 4x
Y: Y) y = 4 + 2x
Z: Z) y = 6x
Answer: Y) Y) y = 4 + 2x
If a circle has a circumference of 10 meters, what is its area, to the nearest whole square meter?
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If a transformer has an input voltage of 440 volts and an output voltage of 110 volts, what is the ratio of the number of turns in the input coil to the number of turns in the output coil?
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What method is currently used to produce most of the world’s renewable energy?
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Which of the following provides a measure of the amount of matter in a substance? W) Mass X) Volume Y) Density Z) Weight
W: W) Mass
X: X) Volume
Y: Y) Density
Z: Z) Weight
Answer: W) W) Mass
What derived SI unit is used to express power?
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Through which of the following mediums does sound travel the slowest? W) Air X) Water Y) Copper Z) Ice
W: W) Air
X: X) Water
Y: Y) Copper
Z: Z) Ice
Answer: W) W) Air
Continental rifts and mid-ocean ridges are found at which type of plate boundary?
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What type of lava flows can be observed at the volcanic hot spots in Hawaii? W) Felsic X) Andesitic Y) Basaltic Z) Picritic
W: W) Felsic
X: X) Andesitic
Y: Y) Basaltic
Z: Z) Picritic
Answer: Y) Y) Basaltic
What type of telescope uses convex lenses to bend light? W) Radio telescope X) Refracting telescope Y) Reflecting telescope Z) Hubble telescope
W: W) Radio telescope
X: X) Refracting telescope
Y: Y) Reflecting telescope
Z: Z) Hubble telescope
Answer: X) X) Refracting telescope
Which of the following organisms is known to only produce a small number of offspring at a time? W) Frog X) Oyster Y) Fruit fly Z) Chimpanzee
W: W) Frog
X: X) Oyster
Y: Y) Fruit fly
Z: Z) Chimpanzee
Answer: Z) Z) Chimpanzee
Which of the following is an example of a change in the primary structure of a protein? W) An amino acid substitution X) A protein folding into a beta sheet Y) A disulfide bond exchange Z) Subunits of a protein dimerizing
W: W) An amino acid substitution
X: X) A protein folding into a beta sheet
Y: Y) A disulfide bond exchange
Z: Z) Subunits of a protein dimerizing
Answer: W) W) An amino acid substitution
Donna rolls two standard dice. What is the most likely sum of the results of the two dice?
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You are given the following list of 9 numbers: 71, 80, 93, 101, 83, 19, 54, 80, 74. Calculate the difference between the median and mode.
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Landfills are a potential source of what kind of biofuel?
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Identify all of the following three units that correspond to energy: 1) Watts; 2) Joules; 3) Kilowatt-hours.
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How many vertices does a pentagonal prism have?
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Sherman’s car holds 20 gallons of gas. He drove 375 miles, using 3/4 of a tank. How many miles per gallon does his car get? W) 20 X) 25 Y) 30 Z) 35
W: W) 20
X: X) 25
Y: Y) 30
Z: Z) 35
Answer: X) X) 25
In bean and corn seeds, the food supply that is used by the seed to germinate and grow is found in the: W) Cotyledon X) Root tip Y) Abcission zone Z) Petiole
W: W) Cotyledon
X: X) Root tip
Y: Y) Abcission zone
Z: Z) Petiole
Answer: W) W) Cotyledon
Identify all of the following four choices that would not be visible under a standard laboratory light microscope when visualizing a plant cell: 1) DNA; 2) Ribosome; 3) Cell wall; 4) Chloroplast.
Choices:
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What layer of the mantle is found below the lithosphere?
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Order the following four choices from lowest altitude to highest altitude: 1) Weather balloon; 2) Mesosphere; 3) Contrails; 4) Aurora Borealis.
Choices:
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The movement of lithospheric plates over the asthenosphere is explained by which theory?
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When crossing two heterozygous plants, what percentage of the offspring do you expect to be homozygous? W) 0 X) 25 Y) 50 Z) 75
W: W) 0
X: X) 25
Y: Y) 50
Z: Z) 75
Answer: Y) Y) 50
A balanced chemical equation must possess which of the following? W) The same number of molecules on both sides of the equation X) The same kinds of molecules on both sides of the equation Y) The same number of each kind of atom on both sides of the equation Z) The same leading coefficient on both sides of the equation
W: W) The same number of molecules on both sides of the equation
X: X) The same kinds of molecules on both sides of the equation
Y: Y) The same number of each kind of atom on both sides of the equation
Z: Z) The same leading coefficient on both sides of the equation
Answer: Y) Y) The same number of each kind of atom on both sides of the equation
What statistical law of thermodynamics states that entropy increases in a closed system?
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A nucleotide contains all except which of the following? W) Phosphate group X) 5-carbon sugar Y) Nitrogenous base Z) Amino acid
W: W) Phosphate group
X: X) 5-carbon sugar
Y: Y) Nitrogenous base
Z: Z) Amino acid
Answer: Z) Z) Amino acid
What group of plants, characterized by the presence of bundle-sheath and mesophyll cells, is adapted to photosynthesis in arid conditions?
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Arêtes and drumlins are formed by what agent of weathering? W) Stream flow X) Winds Y) Glaciers Z) Precipitation
W: W) Stream flow
X: X) Winds
Y: Y) Glaciers
Z: Z) Precipitation
Answer: Y) Y) Glaciers
An example of a source region for continental arctic air is: W) Mexican plateau X) Gulf of Alaska Y) Northern Great Plains of the United States Z) Siberia
W: W) Mexican plateau
X: X) Gulf of Alaska
Y: Y) Northern Great Plains of the United States
Z: Z) Siberia
Answer: Z) Z) Siberia
An electron in the second main energy level and the second sublevel of an atom is described by which of the following orbital designations? W) 1s X) 2s Y) 1p Z) 2p
W: W) 1s
X: X) 2s
Y: Y) 1p
Z: Z) 2p
Answer: Z) Z) 2p
Which of the following is the oxidation number of fluorine gas? W) -1 X) 0 Y) +1 Z) +2
W: W) -1
X: X) 0
Y: Y) +1
Z: Z) +2
Answer: X) X) 0
The measure of angle B in isosceles trapezoid BIRD is 40 degrees. What is the measure, in degrees, of angle R?
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Order the following three numbers from least to greatest: 1) 42%; 2) 0.402; 3) 2/5.
Choices:
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If a microscope has an ocular lens with a magnification of 10 and an objective lens with a magnification of 40, what is the overall magnification?
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What is the name of the process in which sediments compact under pressure and gradually become solid rock?
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