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The speed of a comet in its orbit around the Sun is ______________ when its distance
from the Sun is greatest (aphelion).
A) zero
B) reversed
C) greatest
D) least
Sound is a(n)
A) longitudinal wave.
B) electromagnetic wave.
C) transverse wave.
D) standing wave.
Alfred Wegenerspeculated that the present continents were once part of a single
supercontinent that he named
A) Landusia.
B) Atlantis.
C) Pangaea.
D) Gondaland.
One kelvin unit is equivalent to
A) 9/5 Fahrenheit degrees.
B) 1 Fahrenheit degree.
C) 2 Celsius degrees.
D) 1.8 Celsius degrees.
Which of these compounds would be ionic?
A) NO2
B) CCl4
C) LiF
D) H2S
The fundamental unit of the silicon-oxygen minerals is in the shape of a
A) cone.
B) tetrahedron.
C) cube.
D) sphere.
A student travels from St. Louis to Indianapolis, a distance of 210 mi, in 6.0 h. The
return trip over the same route takes 7.0 h. What is the average speed for
a. the first half of the trip?
b. the second half of the trip?
c. the total trip?
A high tide is occurring at Charleston, South Carolina (59W, 30N). Which listed
longitude is experiencing a low tide occurring?
A) 121E
B) 59E
C) 31E
D) 31W
E) 121W
The mineral that is most abundant in Earth's crust is
A) quartz.
B) feldspar.
C) calcite.
D) pyrite.
The lithosphere "floats" on the asthenosphere, and the parts of lower density float
higher. This state of buoyancy is called
A) specific continuity.
B) isostasy.
C) the syncline anomaly.
D) remanent balance.
The octet rule states that the formula for a compound is derived by
A) using a minimum of 8 atoms.
B) using exactly 8 bonds in the formula unit.
C) having all atoms or ions get noble gas electron configurations.
D) having a net charge of magnitude 8.
Which of the following ions is not isoelectronic with the other three?
A) Cl-
B) K+
C) Br-
D) P3-
Remanent magnetism refers to the magnetism of rocks that contain the mineral named
______________.
A) magnetite
B) lodestone
C) pyrite
D) none of these
A joule per second (J/s) is a
A) Watt.
B) Newton.
C) Kilogram.
D) Second.
About what percent of Earth's surface is covered with water?
A) 70%
B) 10%
C) 50%
D) 30%
If a negatively charged object is brought near a suspended, negatively charged object,
the suspended object will be
A) repelled.
B) charged more.
C) discharged.
D) attracted.
Which of the following planets can be in opposition?
A) Mercury
B) Venus
C) Earth
D) Uranus
The layer of rock immediately below the lithosphere is called the
A) outer core.
B) asthenosphere.
C) Moho.
D) lower mantle.
Amber is fossilized
A) bone.
B) tree resin.
C) shell.
D) plant.
The boundary between two air masses is called a
A) squall line.
B) blizzard.
C) tornado.
D) front.
Which of the following compounds contains both ionic and covalent bonds?
A) CaSO4
B) CHCl3
C) HNO3
D) C12H22O11
The trapping of light in "light pipes," or fiber optics, is due to
A) total internal reflection.
B) refraction.
C) absorption of the outside light.
D) diffraction.
Which of the following is a common type of mechanical weathering?
A) Frost wedging
B) Delta formation
C) Sinkhole formation
D) Moraine disintegration
The second brightest object in the sky is
A) the Sun.
B) the Moon.
C) Venus.
D) Mars.
An object that is moving in a linear path with an acceleration at a right angle to the
motion has a(n) ______________ velocity.
A) changing
B) increasing
C) decreasing
D) constant
Which of the following are not a common depositional feature of shoreline topography?
A) Barrier islands
B) Pocket beaches
C) Sea arches
D) Spits
A disturbance in particle motion perpendicular to the wave velocity is called a
A) transverse wave.
B) acoustic wave.
C) standing wave.
D) longitudinal wave.
Rocks solidified from molten material below ground are classified as ______________
igneous rocks.
A) extrusive
B) intrusive
C) superior
D) inferior
All but the most inactive metals react with acids to give
A) hydrogen and the metal salt.
B) hydrogen and the metal hydroxide.
C) hydrogen and the metal oxide.
D) oxygen and the metal hydride.
Which pair of elements is least likely to form an ionic bond?
A) K and H
B) Al and F
C) N and Cl
D) S and Sr
In the gas laws, the ______________ temperature scale must be used.
______________ water has a high content of calcium, magnesium, and iron salts.
Between the crust and the outer core lies the region called the ______________.
A force of 12 N acts on a 2.0-kg object through a parallel distance of 1.5 m. How much
work is done on the object?
Time is sometimes thought of as a fourth dimension of ______________.
According to the law of poles, like poles ______________.
Unlike spherical mirrors, spherical lenses do nothave a focal length equal to
_____________.
When an acid reacts with a carbonate or hydrogen carbonate, the products are water,
carbon dioxide, and _______________.
Watts per square meter is a unit for measuring the ______________ of a sound wave.
When a system is being driven at a natural frequency, it is said to be driven in
______________.
The centripetal acceleration of an automobile in uniform circular motion on a flat
circular track is supplied by ______________.
In the metric mks system of units, the letter k stands for ______________.
The names of the Martian moons, Phobos and Deimos, mean ______________ and
______________.
The units of work are the same as those of ______________.
Linear momentum has units of ______________.
When forming covalent compounds, atoms ______________ electrons.
The sum of the kinetic energy and potential energy is called ______________ energy.
The simplest member of the aromatic hydrocarbons is named ______________.
