atomic energy Flashcards
When the nucleus of an atom is split, the release of ________ produces a ________ reaction.
spontaneous
neutrons
nuclear
protons
nuclei
electrons
chain
neutrons
chain
nuclear
spontaneous
nuclei
electrons
protons
neutrons produces a chain reaction.
the process of combining the nuclei of two atoms is called __________.
fusion
fizzing
atomic
fission
fusion
the splitting apart of an atom’s nucleus is called _________.
fizzing
fusion
fission
atomic
fission
the splitting or fusing of atomic nuclei is called what?
atomic reaction
splitting one after another is called what?
chain reaction
the action of blowing up;”instant” oxidation is called what?
explosion
melting together; the joining of atomic nuclei at high heat is called what?
fusion
the center or core of the atom is called what?
nucleus
the mass of one proton or one neutron is called what?
atomic mass unit
the splitting of atomic nuclei is called what?
fission
the negatively charged particle of an atom is called what?
electron
the quantity of matter something contains is called what?
mass
the positive particles of the atomic nucleus is called what?
protons
anything that takes up space is called what?
matter
an atom of an element having a different number of neutrons is called what?
isotope
the uncharged particle in the nucleus of an atom is called what?
neutron
electrons are heavier than protons. true or false?
false
both the atomic bomb and nuclear power plants produce energy by the process of nuclear __________.
fusion
heating
energy
fission
nuclear fission
the mathematical relationship of the change of mass to energy was discovered by _________.
kepler
pasteur
newton
einstein
einstein
the protons in the nucleus attract electrons. true or false?
true
an element is composed of at least two kinds of atoms. true or false?
false
the sun produces its heat by converting ____________.
energy to light
energy to heat
heat to mass
mass to energy
mass to energy
the nucleus is at the center of the atom. true or false?
true
when nuclear fission occurs ______.
energy is converted to matter
energy is absorbed
energy is released
energy is released
a basic substance consisting of only one kind of atom is called a(n) __________.
element
molecule
compound
ion
element
science has no explanation or theory for the origin of matter and energy. true or false?
true
the total mass of a chemical reaction always ______.
increases
remains constant
changes
decreases
remains constant
nuclear reactions convert some of the mass to ________.
weight
density
energy
motion
energy
a certain quantity of matter is called _______.
volume
mass
weight
area
mass
the electron has a negative charge. true or false?
true
during a nuclear reaction, a small loss of mass will produce a ____________.
great amount of energy
great chemical reaction
small amount of energy
small change in the speed of light
great amount of energy
protons and neutrons are bound tightly together in the _______ of an atom.
orbits
electrons
nucleus
middle
nucleus
nuclear fusion requires extremely high ________.
neutrons
temperature
density
atoms
temperature
the bible states that god created matter and energy. true or false?
true
which statements are correct regarding the law of conservation of matter and energy?
matter or energy can create itself.
matter or energy was created by known principles of physics and chemistry.
matter or energy can change from one form to another.
the law agrees with the biblical account of creation.
matter or energy can change from one form to another.
the law agrees with the biblical account of creation
neutrons have a positive charge. true or false?
false
neither ______ nor _______ can be created or destroyed, but they can be changed from one form to the other.
distance
weight
motion
density
energy
matter
energy nor matter
electrons surround the nucleus in orbitals. true or false?
true
thermonuclear reactions occur as the result of _______.
nuclear fission
nuclear fusion
none of these
both of these
nuclear fusion
atomic energy is produced from changes within the ________ of an atom.
protons
neutrons
electrons
nucleus
nucleus
scientists have discovered over two hundred elements. true or false?
false
nuclear fusion within the sun is demonstrating which law?
the law of conservation of matter and energy.
the law of conservation of momentum.
the law of conservation of matter and energy
