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A large calorie (Cal) is the amount of heat needed to change the temperature of one
______________ of water by one Celsius degree.
A) dekagram
B) centigram
C) gram
D) kilogram
According to Planck's hypothesis, the energy of an oscillator is directly proportional to
its
A) amplitude.
B) wavelength.
C) momentum.
D) frequency.
The metric prefix that means one-hundredth (1/100) is
A) kilo-.
B) centi-.
C) mega-.
D) milli-.
The sharing of two electrons by unlike atoms generally forms a(n) ______________
bond.
A) ionic
B) metallic
C) nonpolar
D) polar covalent
A modern geologic theory that considers Earth's lithosphere to be made up of moving
plates is known as
A) the principle of uniformity.
B) the law of superposition.
C) the Moho concept.
D) plate tectonics.
Each of the following general equations illustrates what basic type of chemical
reaction?
a. AB+ CDAD+ CB ______________
b. A+ BAB ______________
c. A+ BCAC+ B ______________
d. ABA+ B ______________
A reflected ray of light leaves a plane mirror's surface at an angle of 60 relative to the
normal. The angle of incidence was
A) 60 relative to the surface.
B) 30 relative to the normal.
C) 90 from the surface.
D) none of these.
A disturbance in particle motion parallel to the wave velocity is called a
A) transverse wave.
B) acoustic wave.
C) standing wave.
D) longitudinal wave.
Albedo changes may result from ______________ pollution.
A) smog
B) particulate
C) gas
D) noise
Which of the following is not one of the three major types of seawater movement?
A) Waves
B) Tides
C) Currents
D) Creep
Molecules of which monomer could, by themselves, form a condensation polymer?
A) HO"CH2"CH2"NH2
B) H2N"CH2"COOH
C) HO"CH2"CH2"OH
D) HOOC"COOH
Longitudinal seismic body waves are known by the letter ______________.
A) P
B) S
C) T
D) B
New rocks that have had their original form altered by heat and pressure, but without
melting, are classified as
A) sedimentary.
B) metamorphic.
C) igneous.
D) all of these.
If a ray of light passes from air into glass, the light will
A) travel along the normal.
B) bend toward the normal.
C) bend away from the normal.
D) continue traveling in the same direction.
One ampere one second is a unit of
A) power.
B) current.
C) voltage.
D) electric charge.
E) resistance.
What is the second largest ocean on Earth?
A) Atlantic
B) Indian
C) Antarctic
D) Mediterranean
E) Pacific
The Greek astronomer who assigned the stars to six magnitudes was named
_______________.
A) Aristotle
B) Socrates
C) Hipparchus
D) Panos
The most common rocks on Earth's surface are
A) discordant.
B) concordant.
C) metamorphic.
D) sedimentary.
When a hydrogen atom's electron goes from an energy state of n= 6 to n = 1,
A) the radius of the electron's orbit is unchanged.
B) the radius of the electron's orbit is increased.
C) the radius of the electron's orbit is decreased.
D) the radius of the electron's orbit is infinite.
The total linear momentum of an isolated system of masses remains the same if there
are no external ______________ acting on the system.
A) forces
B) torques
C) unbalanced forces
D) unbalanced torques
If it is 2:00 P.M. EST in Washington, D.C., what is the time in San Diego, California,
the longitude of which is 45 more westerly?
A) 1:00 P.M. PST
B) 11:00 A.M. PST
C) NoonPST
D) 5:00 P.M. PST
Hydrogen is generally classified as a
A) semimetal.
B) nonmetal.
C) metal.
D) noble gas.
An advantage of synthetic detergents over soaps is that they
A) do not contain sulfur.
B) dissolve grease.
C) do not form scum in hard water.
D) are more readily biodegradable.
The blueness of the sky results from
A) preferential scattering of light by gas molecules.
B) the lapse rate.
C) the greenhouse effect.
D) latent heat.
The three types of plate boundaries are ______________, divergent, and transform
boundaries.
A) slip
B) strike
C) punch
D) none of these
The particles of interplanetary dust are called ______________.
A) micrometeoroids
B) asteroids
C) meteors
D) meteorites
A(n) ______________ image is defined as one that can be brought to a focus on a
screen.
A) virtual
B) real
C) upright
D) inverted
About 74% by mass of Earth's crust is composed of the two elements
A) oxygen and iron.
B) aluminum and iron.
C) oxygen and silicon.
D) silicon and aluminum.
Seismic waves that travel through our planet are called ______________ waves.
A) Earth
B) planet
C) body
D) ground
Any nuclear process that leads ______________ on the "mass defect per nucleon versus
mass number" curve will release nuclear energy.
A) right
B) up
C) down
D) left
The International Date Line in theory is ___________, with variations to accommodate
the needs of various countries.
A) a longitude
B) a meridian
C) a latitude
D) a parallel
E) none of these
The physical disintegration and chemical decomposition of rock at or near Earth's
surface is called ______________.
Reasonable values for the absolute ages of sedimentary rocks are frequently determined
by relating them to ______________ rocks whose absolute ages have been determined.
The scientist who developed the modern symbol notation for elements was named
______________.
The crucial test of whether a compound is ionic is whether, when melted, it
__________________.
A cubic container 40 cm on a side is filled with water. What is the mass of the water?
If a sound level increases by 30 dB, the intensity increases by a factor of
______________.
Polaris, the pole star, is 208 parsecs away. Calculate the distance to Polaris in
kilometers.
The fraction of incident sunlight reflected by a celestial body is called its
______________.
The portion of a shadow from which only part of the light is excluded by an opaque
object is called the ______________.
______________ is the symbol for the universal gravitational constant.
A positron is the _______________of an electron.
It is 12:00 noon local solar time at 75 W. The date is March 21. At what longitude
would an observer be able to see the last-quarter moon rising?
A force of 100 N applied to an object produces an acceleration of 4.00 m/s2. Determine
the force needed to give the object an acceleration of 16.0 m/s2.
The discovery of seafloor spreading led to acceptance of the theory of
______________.
Use the following to answer questions 73-77:
The substance is entirely a liquid between points ______________ and
______________.
Draw the three structural formulas for the molecular formula C3H8O.
