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Which one of the following is a physical change?
A) Rusting of iron
B) Fermenting of grape juice
C) Souring of milk
D) Sharpening a pencil
Energy provided directly from Earth's interior is called
A) groundwater energy.
B) geothermal energy.
C) artesian energy.
D) thermionic energy.
The most information about our environment comes to us through the sense of
A) smell.
B) sight.
C) hearing.
D) touch.
Which of the following could be the molecular formula for an alkene?
A) C10H10
B) C4H8
C) C5H9
D) C8H14
E) C9H20
Which of the following is nota terrestrial planet?
A) Earth
B) Mars
C) Saturn
D) Venus
When a material is found to have a definite volume and definite shape, and when it
doesn't require a container to maintain its shape, what is the phase of the material?
A) Gas
B) Liquid
C) Plasma
D) Solid
The deflection of one lithospheric plate under another is called
A) subduction.
B) seafloor spreading.
C) convergence.
D) continental drift.
The Sun is
A) a self-luminous sphere.
B) energized by nuclear fusion.
C) a plasma.
D) all of the above.
An object that is moving in a linear path with an acceleration in the direction of motion
has a(n) ______________ velocity.
A) constant
B) increasing
C) decreasing
D) none of these
Heat transfer that involves mass movement is
A) temperature.
B) conduction.
C) convection.
D) radiation.
A hydrogen bond can be formed between
A) an atom of H and one of C, P, or Cl in the same molecule.
B) an H atom in one molecule and an O, F, or N atom in another.
C) an atom of H in one water molecule and an atom of H in another.
D) the H atoms in H2 molecules.
Which of the following characterize(s) a wave?
A) Wavelength
B) Amplitude
C) Period
D) All of these
The unit called the hertz (Hz) is equivalent to
A) 1/s only.
B) a reciprocal second only.
C) s-1only.
D) all of these.
When a material is found to have a definite volume but no definite shape, and when it
assumes the shape of the container in which it is placed, what is the phase of the
material?
A) Gas
B) Liquid
C) Plasma
D) Solid
Which of the following radiations has the greatest frequency?
A) Infrared
B) Visible
C) Ultraviolet
D) X-rays
Which of the following is not a form of downslope movement?
A) Creep
B) Mudflow
C) Overburden
D) Slump
After three half-lives have elapsed, what fraction of the original amount of radionuclide
remains?
A) 1/3
B) 1/4
C) 1/8
D) None of these
Which of the following compounds should be named using the Stock system?
A) Ag2O
B) Au2S
C) ZnO
D) Al2O3
Our senses may obtain less-than-accurate information concerning our physical world
because they
A) have limited sensitivity.
B) have a limited range.
C) are useless.
D) can be deceived.
A number of epochs is called a(n)
A) eon.
B) period.
C) millennia.
D) era.
A Type II supernova can form a _______________ or a black hole.
A) neutron star
B) red giant
C) white dwarf
D) planet
One plate slides horizontally past another plate at the type of plate boundary called
______________.
A) convergent
B) transform
C) divergent
D) none of these
Long-period comets are believed to come from ______________.
A) the Oort cloud
B) interstellar space
C) the asteroid belt
D) the Great Red Spot
Which of the following is not a fossil fuel?
A) Uranium
B) Oil
C) Coal
D) Gas
The transitions of an electron in the hydrogen atom to the n = 3 level result in the
A) Lyman series.
B) Balmer series.
C) Paschen series.
D) Bohr series.
Three resistors, 40 , 60 , and 50 , are wired in series and connected to a 120-V
battery. What is the equivalent resistance for this circuit?
A) 150
B) 16
C) 0.062
D) 120000
The Pliocene is a(n)
A) epoch.
B) era.
C) eon.
D) period.
An earthquake P wave travels through
A) the inner core only.
B) the mantle only.
C) the outer core only.
D) all of these.
4-Fluoroheptane and 3-fluoroheptane are
A) isomers.
B) the same compound.
C) neither isomers nor the same compound.
When measuring air temperature, it is best to avoid
A) shade.
B) shadows.
C) direct sunlight.
D) none of these.
Give the formula, including the ionic charge, for each of the following polyatomic ions.
a. hydroxide
b. sulfate
c. ammonium
d. phosphate
d. PO4
When you push on a stationary object and it doesn't move, what kind of force is most
likely to be opposing your efforts?
The n= 2 energy level is known as the (two words) ______________ ______________
state.
A certain radio wave has a frequency of 1.03 MHz. What is the wavelength?
The three major types of seawater movement are ______________, currents, and tides.
The ______________ temperature scale has no negative readings.
When the Moon is 90 west of the Sun, the Moon is in the ______________ phase.
Water that soaks into the soil and collects in the subsurface is called ______________.
All meridians are one-half of a(n) ______________.
Calculate the energy En, in electron volts, of a hydrogen atom's electron with n= 6.
The concept of the dual nature of light indicates that electromagnetic waves sometimes
act like ______________.
Carbon dioxide is removed from the air by ______________.
The surface of the terrestrial planet ______________ cannot be seen from Earth.
If two clear solutions are mixed and solid particles form, the particles are called a(n)
______________.
The concept that atoms tend to get eight electrons in their outer shell when forming
molecules or ions is called the ______________.
A fossil imprint made by the movement of an animal is called a(n) ______________
fossil.
