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WorksheetsQuiz 11: Radioactivity
Total questions: 25
Worksheet time: 15mins
What is the force that holds the atomic nucleus together?
Electromagnetic force
Gravitational force
Strong nuclear force
Weak nuclear force
What can radiometric dating determine?
The age of a rock or bone
The type of radiation emitted
The number of protons in an atom
The energy released during nuclear reactions
What is the process of breaking apart the atomic nucleus called?
Fusion
Fission
Decay
Transmutation
Which type of radiation has no charge?
Alpha particles
Beta particles
Gamma particles
Neutron particles
What is the composition of an alpha particle?
Two protons and two electrons
Two protons and two neutrons
Two neutrons and two electrons
Four protons and four neutrons
Which type of radiation can be easily stopped by a few pieces of paper?
Alpha particles
Beta particles
Gamma particles
Neutron particles
What happens to an alpha particle when it travels through air?
It loses energy quickly
It becomes harmless helium
It causes radiation burns
It deflects in the presence of a magnetic field
What is the primary source of natural background radiation?
Earth's atmosphere
Cosmic rays from space
Industrial activities
Military activities
What is the primary concern of living in space or on a planet without an atmosphere?
Exposure to cosmic rays
Lack of oxygen
Extreme temperatures
Lack of gravity
What are the common types of radiation emitted during radioactive decay?
Alpha particles
Beta particles
Gamma particles
Neutron particles
What is the primary focus of nuclear fission?
Producing energy
Creating new elements
Studying atomic nuclei
Generating radiation
What is the equation that explains the conversion of mass to energy in fission and fusion reactions?
Einstein's equation
Newton's equation
Maxwell's equation
Bohr's equation
Which radiation produces particles with the highest mass?
alpha (α) ray
beta (β) ray
gamma (γ) ray
Which type of radiation has particles partially made of neutrons?
alpha (α) ray
beta (β) ray
gamma (γ) ray
Which radiation would be repelled by a positive charge?
alpha (α) ray
beta (β) ray
gamma (γ) ray
Marie Curie used a magnet and a charge (both positive and negative) and failed to affect the direction of which type of radiation?
alpha (α) ray
beta (β) ray
gamma (γ) ray
This type of radiation results from the decay of an atomic neutron to a proton and the emission of a very light particle with a negative charge.
alpha (α) ray
beta (β) ray
gamma (γ) ray
The half-life of hydrogen-3 is 12.3 years. If I gave you a 2.00 gram sample of pure hydrogen-3 today, how much would you have in 24.6 years?
2.00 g
1.00 g
0.50 g
0.25 g
The process of nuclear fusion results in the production of
one new atom with a smaller mass than the mass of the original two atoms.
one new atom with a larger mass than the mass of the original two atoms.
I am not a nuclear scientist, stop asking me these questions.
Can I phone a friend?
Isotopes have different ____________
Numbers of neutrons
Mass numbers
Stability
All of these
Which type of radiation can be stopped by aluminum foil?
Alpha
Beta
Gamma
All three
Isotopes have the same ____________
Mass number
Number of electrons
Number of neutrons
All of these
Which type of radiation can be partially blocked by feet of lead or concrete?
Alpha
Beta
Gamma
All three
Which particle has no mass?
an alpha particle
a beta particle
a positron
a photon
Two atoms have the same atomic number
They must be isotopes of the same element
They must have the same number of neutrons
They must have the same average atomic mass
They must have the same number of protons plus neutrons, but are not related to each other in any other way.
