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If 900 Joules of heat is added to a system, while the system does 700 Joules, by how
much does the internal energy increase?
A) "1600 J
B) "200 J
C) 900 J
D) 200 J
E) 1600 J
The linear momentum of a 40.0 kg object moving around a 90.0 m circle at a constant
speed of 7.60 m/s is
A) 0.0 N
B) 304 N
C) 1155 N
D) 27360 N
Magma viscosity depends on the silica content and the ______________ of the magma.
When carbon combines with oxygen, energy is released to the surroundings. Thus this
reaction
A) is an acid"base reaction.
B) is endothermic.
C) never reaches equilibrium.
D) is exothermic.
An object transported from Earth's surface to the surface of the Moon has
A) the same mass, but different weight.
B) the same weight, but different mass.
C) the same mass and the same weight.
D) different mass and different weight.
E) none of these.
In organic molecules, a sulfur atom will normally form how many bonds?
A) 0
B) 1
C) 2
D) 3
E) 4
The impossibility of reaching a temperature of absolute zero is incorporated in
A) the third law of thermodynamics.
B) the first law of thermodynamics.
C) the second law of thermodynamics.
D) an increase in entropy.
An example of a converging spherical mirror is a
A) flashlight reflector.
B) bathroom mirror.
C) spherical truck mirror.
D) hubcap.
The tail of a comet is longest when the comet is
A) closest to the Sun.
B) farthest from the Sun.
C) closest to Earth.
D) farthest from Earth.
The longest-daylight day for people in the Southern Hemisphere at latitudes greater
than 30S occurs at the
A) summer solstice.
B) vernal equinox.
C) winter solstice.
D) autumnal equinox.
Eighty-eight prominent groups of stars in the sky are called the _______________.
A) constellations
B) local groups
C) clusters
D) galaxies
For an exothermic reaction, the energy barrier is ______________ on the reactant side
than on the product side.
A) smaller
B) not different in size
C) greater
Historically, which measurement may have been defined as the distance from the royal
nose to the thumb of the royal outstretched arm?
A) 1 foot
B) 1 yard
C) 1 meter
D) 1 kilometer
Atomic physics deals mainly with phenomena involving which particles in atoms?
A) Quarks
B) Protons
C) Electrons
D) Neutrons
The standard unit of time, the second, is now defined with reference to
A) the Earth's revolution period.
B) the mean solar day.
C) the cesium-133 atom.
D) the Earth's rotation period.
Coal, gas, and oil are ______________ fuels.
A) fossil
B) renewable
C) human-made
D) infinite
Which of the following is not matter?
A) Air
B) Heat
C) Charcoal
D) Electrons
When the equation Sb2S3+ HCl SbCl3+ H2S is balanced, the coefficient of
SbCl3 is
A) 3.
B) 1.
C) 2.
D) 4.
Which of the following is not a general feature of the Moon's surface?
A) Dry ocean plains
B) Multiring basins
C) Secondary craters
D) None of these; that is, all these features are present
In the equation A = B/C, the B and C are said to be _______________ proportional.
A) directly
B) inversely
C) not
D) exactly
The 120W longitude meridian is the center of the ______________ Standard Time zone
in the United States.
A) Pacific
B) Mountain
C) Eastern
D) Central
Folded rock layers that resemble an arch are called
A) inclines.
B) synclines.
C) anticlines.
D) paraclines.
For every natural process, the entropy of the universe
A) is destroyed.
B) decreases.
C) increases.
D) remains constant.
James Hutton formulated the concept of
A) catastrophism.
B) superposition.
C) plate tectonics.
D) uniformitarianism.
The Mesozoic is a(n)
A) epoch.
B) era.
C) eon.
D) period.
Which of the following statements isfalse?
A) The majority of surface rocks are igneous.
B) The study of rocks is called petrology.
C) Rocks are classified as igneous, sedimentary, or metamorphic.
D) Rocks are composed of one or more minerals.
A system of a proton and an electron has a net charge of
A) +1.6 x 10-19 C.
B) "1.6 x 10-19 C.
C) 3.2 x 10-19 C.
D) zero.
The International System of Units (SI) has ______________ base units.
A) four
B) six
C) seven
D) five
When an oxygen-19 nucleus undergoes beta decay, the nucleus formed is that of
A) nitrogen-18.
B) oxygen-18.
C) fluorine-19.
D) carbon-14.
1-Fluoropentane and 5-fluoropentane are
A) isomers.
B) neither isomers nor the same compound.
C) the same compound.
A tornado warning is issued
A) when weather conditions suggest that a tornado might form.
B) only when a tornado has been sighted.
C) only when a tornado has been indicated on radar.
D) when a tornado has been either sighted or indicated on radar.
Which of the following elements commonly forms an ion with a 1" charge?
A) Ag
B) N
C) Br
D) Na
When the ______________ is crossed traveling westward, the date is advanced to the
next day.
Sedimentary layer A lies above sedimentary layer B. Fault C cuts through B but does
not affect A. Arrange A, B, and C in order of oldest first to youngest last.
Eons are subdivided first into ______________.
The ancient Greek who is known for championing the concept of the atom was named
______________.
A cold front traveling at an average speed of 35 km/h eastward is 280 km due west of
you. Approximately how long will it be before your location experiences a sudden
temperature drop?
Balance the chemical equation: Bi2S3+ O2Bi2O3+ SO2
The fundamental components in the structure of the universe are the _______________.
The electrons in the outermost shell are called ______________ electrons.
The shallowly submerged areas that border the continental landmasses are called the
______________.
A stone is dropped from the top of a well that has water in it at a depth of 65.0 m. How
long does it take the stone to reach the water?
SI stands for the ______________ of units.
Another name for a pulsar is _______________.
The solar system model of Copernicus is known as the ______________ model.
Because of air resistance, an object falling a great distance may reach a
______________ velocity.
Lead that comes from radioactive decay is called ______________ lead.
Other planetary systems are best detected by the Doppler shifts that change the pattern
of the star's ______________.
When an earthquake occurs, the point of initial energy release is called the earthquake's
______________.
Calculate the energy in electron volts of the photon emitted when an electron in a
hydrogen atom goes from n= 2 to n= 1.
When a mineral's surface reflects light in a manner similar to a smooth metal, the
mineral is said to have a(n) ______________ luster.
