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

A) ²³⁸U
B) ¹³C
C) ¹⁴C
D) ¹²C

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

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

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

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

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

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

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

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