A) Two of the answers are correct.
B) Used to determine the age of non-living material.
C) Is used determine the age of living organisms.
D) Is used to determine once living materials.

A) ¹³C
B) ¹⁴C
C) ¹²C
D) ²³⁸U

A) None of the answers are correct.
B) Shows the path of radioactive decay from unstable isotope to stable isotope.
C) Shows all the stable and unstable isotopes of the elements.
D) Shows the path of radioactive decay from stable isotope to unstable isotope.

A) From the atmosphere.
B) From the walls of basements.
C) None of the answers are correct.
D) It is a naturally occuring isotope in the decay chain of ²³⁸U.

A) in both, different nuclei are formed.
B) the energy absorbed to form the new nucleus is very great.
C) both convert mass directly to energy.
D) the electrons in oribit around the nucleus are released into space.

A) the splitting of an atom into smaller atoms.
B) two smaller atoms joining together to form a larger atom.
C) an atom losing an electron.
D) an atom gaining a proton.

A) an atom losing an electron.
B) an atom gaining a proton.
C) the splitting of an atom into smaller atoms.
D) two smaller atoms joining together to form a larger atom.

A) Both of the answers are false
B) The hydrogen bomb is more powerful than the atomic bomb.
C) The atomic bomb uses nuclear fission, while the hydrogen bomb uses nuclear fussion.
D) Both of the answers are true.

A) They use nuclear fussion.
B) The use nuclear fission.
C) They use both nuclear fission and nuclear fussion.
D) The don't use either nuclear fission or nuclear fussion.

A) Nagasaki, Japan
B) Three-Mile Island, Harrisburg, Pennsylvaina
C) Hiroshima, Japan
D) Chernobyl, Ukraine