MS Sample Set 10, Round 1 from NSB
What is the square of the binomial x – 11?
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What is the square root of the expression 12 – 3 + 4 × 10?
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What is the primary reason for the movement of mass downslope during erosion? W) Friction X) Electricity Y) Gravity Z) Buoyancy
W: W) Friction
X: X) Electricity
Y: Y) Gravity
Z: Z) Buoyancy
Answer: Y) Y) Gravity
The main asteroid belt is located between the orbits of what two planets?
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Which of the following steps should NOT be used in the event of an electrical fire? W) Extinguish with water X) Use a carbon dioxide fire extinguisher Y) Turn off the power source Z) Call the fire department
W: W) Extinguish with water
X: X) Use a carbon dioxide fire extinguisher
Y: Y) Turn off the power source
Z: Z) Call the fire department
Answer: W) W) Extinguish with water
What metric prefix is equivalent to one trillion?
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Dry ice is the solid form of what substance, which is typically found in gaseous phase at standard temperatures and pressures?
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In the radioactive decay of uranium, what is the final stable element? W) Thorium X) Lead Y) Plutonium Z) Radium
W: W) Thorium
X: X) Lead
Y: Y) Plutonium
Z: Z) Radium
Answer: X) X) Lead
Utilities distribute electrical power at high voltage from generating plants to industrial and residential customers through a network of wires. Which of the following is the term for these wires? W) Transmission lines X) Step-up lines Y) Grid transformers Z) Power cables
W: W) Transmission lines
X: X) Step-up lines
Y: Y) Grid transformers
Z: Z) Power cables
Answer: W) W) Transmission lines
Order the following three states from least to greatest in terms of coal production: 1) Pennsylvania; 2) California; 3) West Virginia.
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Which of the following processes does not add carbon dioxide to the atmosphere? W) Photosynthesis X) Respiration Y) Combustion Z) Carbonic acid decomposition
W: W) Photosynthesis
X: X) Respiration
Y: Y) Combustion
Z: Z) Carbonic acid decomposition
Answer: W) W) Photosynthesis
An amphibian species is on the verge of being lost from all ecosystems in which it previously lived. Which term best describes this species? W) Endangered X) Extinct Y) Threatened Z) Thriving
W: W) Endangered
X: X) Extinct
Y: Y) Threatened
Z: Z) Thriving
Answer: W) W) Endangered
Which of the following correctly describes a magnifying glass? W) Single convex lens X) Two convex lenses Y) Single concave lens Z) Two concave lenses
W: W) Single convex lens
X: X) Two convex lenses
Y: Y) Single concave lens
Z: Z) Two concave lenses
Answer: W) W) Single convex lens
When water is electrolyzed, what collects at the anode? W) Hydrogen X) Oxygen Y) Sodium hydroxide Z) Water
W: W) Hydrogen
X: X) Oxygen
Y: Y) Sodium hydroxide
Z: Z) Water
Answer: X) X) Oxygen
For the following 4 percentages, identify the two that have the same value: 1) 25% of 60; 2) 50% of 20; 3) 60% of 25; 4) 75% of 15.
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For the function f(x) = x² – 1, evaluate f(2a) – 2 f(a) when a = 9.
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Which of the following types of scientists studies how water moves on Earth? W) Meteorologist X) Botanist Y) Marine biologist Z) Hydrologist
W: W) Meteorologist
X: X) Botanist
Y: Y) Marine biologist
Z: Z) Hydrologist
Answer: Z) Z) Hydrologist
If you are a hiker and want to know about the shape of the land, you would use what type of map? W) Topographic X) Planimetric Y) Nautical Z) Geologic
W: W) Topographic
X: X) Planimetric
Y: Y) Nautical
Z: Z) Geologic
Answer: W) W) Topographic
How many pairs of chromosomes do human somatic cells have? W) 12 X) 23 Y) 46 Z) 48
W: W) 12
X: X) 23
Y: Y) 46
Z: Z) 48
Answer: X) X) 23
What is the common name of the Ursidae family of mammals?
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In what area of the United States are most geothermal power plants? W) New England X) Great Lakes Region Y) Midwest Z) Rocky Mountain Region
W: W) New England
X: X) Great Lakes Region
Y: Y) Midwest
Z: Z) Rocky Mountain Region
Answer: Z) Z) Rocky Mountain Region
Which of the following fuel types was used in the past to prevent engine knocking? W) Leaded X) Hydrogenated Y) B20 Z) E85
W: W) Leaded
X: X) Hydrogenated
Y: Y) B20
Z: Z) E85
Answer: W) W) Leaded
What type of volcano is most commonly found in the Ring of Fire?
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Order the following four layers of the atmosphere from lowest to highest elevation: 1) Thermosphere; 2) Troposphere; 3) Mesosphere; 4) Stratosphere.
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Stored energy and energy related to position are both called what type of energy?
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Which of the following is a measure of linear stiffness? W) Shear modulus X) Coefficient of expansion Y) Young’s modulus Z) Group strain
W: W) Shear modulus
X: X) Coefficient of expansion
Y: Y) Young’s modulus
Z: Z) Group strain
Answer: Y) Y) Young’s modulus
The primary use of natural gas by the residential sector is which of the following? W) Electricity production X) Heating Y) Lighting Z) Chemical feedstock
W: W) Electricity production
X: X) Heating
Y: Y) Lighting
Z: Z) Chemical feedstock
Answer: X) X) Heating
When measuring solar energy available at a given location, the energy is often measured per day. What are the most commonly used units of this measure?
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Which of the following pieces of lab equipment would provide the most accurate means for measuring the volume of liquids? W) Beaker X) Graduated cylinder Y) Erlenmeyer flask Z) Balance
W: W) Beaker
X: X) Graduated cylinder
Y: Y) Erlenmeyer flask
Z: Z) Balance
Answer: X) X) Graduated cylinder
The American National Standards Institute has classified lasers based on their potential to cause biological harm. What class of lasers require strict controls because they can burn the skin or cause permanent eye damage, even when viewed indirectly?
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The sun is predominantly composed of what element?
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Which type of current is the Gulf Stream? W) Transverse current X) Eastern boundary current Y) Western boundary current Z) Density current
W: W) Transverse current
X: X) Eastern boundary current
Y: Y) Western boundary current
Z: Z) Density current
Answer: Y) Y) Western boundary current
If two similar triangles have a scale factor of 2 to 3, and a side of the larger has length 7.5, what is the length of the corresponding side of the smaller triangle?
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If an 8-by-12 rectangle has its linear dimensions increased by 25%, what is the area of the new larger rectangle?
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What protein predominantly composes human hair?
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Indoleacetic acid is the most common of what group of hormones? W) Auxins X) Histamines Y) Gibberellins Z) Cytokines
W: W) Auxins
X: X) Histamines
Y: Y) Gibberellins
Z: Z) Cytokines
Answer: W) W) Auxins
What is the average of the following 3 numbers? 70, 85, 100
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The total volume of 5 identical tanks that are circular cylinders is 1250π. If the depth of one tank is 10, what is its radius?
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What property of water gives it such a high specific heat? W) Hydrogen bonds X) London dispersion forces Y) Dipole-dipole interactions Z) Hydrophobic effect
W: W) Hydrogen bonds
X: X) London dispersion forces
Y: Y) Dipole-dipole interactions
Z: Z) Hydrophobic effect
Answer: W) W) Hydrogen bonds
What is the term for biological protein-based catalysts?
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A circuit contains a 6-volt battery and a 2-ohm resistor. What is the power, in watts, of this circuit?
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What law of physics relates voltage to current and resistance?
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Which of the following is NOT a fossil fuel? W) Coal X) Wood Y) Shale oil Z) Natural gas
W: W) Coal
X: X) Wood
Y: Y) Shale oil
Z: Z) Natural gas
Answer: X) X) Wood
Identify all of the following four characteristics that are part of the definition of a mineral: 1) Specific crystal structure; 2) Invented in a laboratory; 3) Specific chemical composition; 4) Organic.
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Evaluate 1 and 2/3 divided by 1/6.
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At Vinnie’s Deli, for a meal combo a customer chooses one of 8 different sandwiches, one of 6 types of chips, and one of 6 kinds of bottled soda. If Deb and her friend each get the meal combo, what is the probability that they choose exactly the same combo?
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