Which, if any, is an elementary particle, i.e., not composed of other particles?
A) the 
particle
B) the neutron.
C) the electron
D) All three are not elementary particles.
Correct Answer:
Verified
Q7: The microwave background radiation:
A) represents the leftover
Q11: A proton and antiproton each with total
Q12: A neutron and a proton have the
Q15: Which particle in the free state is
Q16: The size and sign of the charge
Q18: Which of the following is not conserved?
A)
Q19: "MeV/c2" is a unit for:
A) energy.
B) nuclear
Q21: Theoretical physicists have had the greatest success
Q24: The exchange of mediating photons can produce
A)neither
Q48: Which of these particles has the least
Unlock this Answer For Free Now!
View this answer and more for free by performing one of the following actions
Scan the QR code to install the App and get 2 free unlocks
Unlock quizzes for free by uploading documents