energy conversion and entropy Flashcards
the law of conservation of matter and energy is the ________ law of thermodynamics.
first
fourth
second
third
first
the only explanation for the origin of matter and energy is _________.
the bible
the law of conservation of energy
second law of thermodynamics
first law of thermodynamics
the bible
which statements does the second law of thermodynamics support?
the total amount of matter and energy is fixed.
the usable energy in the universe is decreasing.
the usable energy in the universe is increasing.
the entropy of the universe is increasing.
the energy in the universe is being destroyed.
the usable energy in the universe is decreasing.
the entropy of the universe is increasing.
the total amount of energy and mass in the universe is _______ law of thermodynamics.
moving
unchanging
increasing
decreasing
unchanging
high-energy mechanical devices usually need to be ________ to prevent overheating.
lubricated
watered
cooled
solidified
cooled
each step in any energy conversion process will ________.
destroy energy.
gain energy
lose energy
create energy
lose energy
in any study of energy, energy conversion is not important. true or false?
false
evolution requires that molecules and atoms assemble themselves into __________ order.
moving
decreasing
unchanging
increasing
increasing
a device that rotates coils of magnets between wires is a _______.
match
generator
radiator
battery
generator
select the type of energy involved in each step.
you turn on the burner of a gas stove:
the gas ignites:
the gas warms the water in a pan:
chemical
mechanical
conduction
heat
magnetic
potential
electrical
mechanical
chemical
heat
a battery lighting a bulb is an example of _______ energy converting to ________ energy.
kinetic
heat
magnetic
nuclear
chemical
electrical
gravitational
chemical energy converting to electrical energy
combustion is an example of ________ to ________ energy conversion.
magnetic
heat
gravitational
electrical
kinetic
chemical
nuclear
chemical to heat energy.
generators (from nothing) create electrical energy. true or false?
false
what is necessary to put something in order?
randomness
energy and intelligence
intelligence
energy
energy and intelligence
generator (uses)
chemical energy
kinetic energy
mechanical energy
potential energy
electric energy
radiant energy
electric energy
battery
chemical energy
kinetic energy
mechanical energy
potential energy
electric energy
radiant energy
chemical energy
high water tower
chemical energy
kinetic energy
mechanical energy
potential energy
electric energy
radiant energy
potential energy
wind
chemical energy
kinetic energy
mechanical energy
potential energy
electric energy
radiant energy
kinetic energy
light wave energy
chemical energy
kinetic energy
mechanical energy
potential energy
electric energy
radiant energy
radiant energy
moving electrons
chemical energy
kinetic energy
mechanical energy
potential energy
electric energy
radiant energy
mechanical energy
low temperature heat which is lost ins not usable for work. true or false?
true
the theory of evolution is opposed by the _______ law of thermodynamics.
first
third
second
fourth
second
what happens to the energy that is “lost” from the generator?
it is unusable
it is destroyed
it is converted into electricity
it is unusable
which device converts the kinetic energy of water into mechanical energy?
generator
water inlet
turbine
water behind the dam
turbine
the movement of electrons through an object
electrical energy
maximum entropy
entropy
thermodynamics
current electricity
compress
static electricity
generator
conversion
randomness
exothermic
current electricity
the energy of moving electrons
current electricity
electrical energy
exothermic
maximum entropy
thermodynamics
conversion
randomness
compress
entropy
generator
static electricity
electrical energy
giving off heat
entropy
thermodynamics
current electricity
compress
static electricity
generator
conversion
randomness
exothermic
exothermic
the study of heat and energy conversions.
entropy
thermodynamics
current electricity
compress
static electricity
generator
conversion
randomness
exothermic
thermodynamics
electricity produced by removing electrons from atoms
current electricity
exothermic
maximum entropy
thermodynamics
conversion
randomness
compress
entropy
generator
static electricity
static electricity
the act of changing
electrical energy
maximum entropy
entropy
thermodynamics
current electricity
compress
static electricity
generator
conversion
randomness
exothermic
conversion
after a metal object turns to dust (rust), it would have _________.
low entropy
no entropy
high entropy
high entropy
the flow of electrons from one atom to another in a wire is called _________.
magnetism
electric current
fission
radiation
electric current
the explosion of fuel in an automobile engine cylinder is an example of ________ to ________ energy.
chemical
potential
radiant
gravitational
heat
nuclear
chemical to heat energy
science does not have an explanation for the origin of matter or energy. true or false?
true
the second law of thermodynamics makes it difficult for scientists to explain how the original universe became. true or false?
true
which law of science was in effect immediately after the sixth day of creation?
second law of thermodynamics
first law of thermodynamics
first law of thermodynamics
heat energy that is lost cannot usually be used to produce work. true or false?
true
