When matter and antimatter particles combine, the two particles annihilate each other and convert their mass into energy in the form of two gamma rays.
a. True
b. False
Indicate whether the statement is true or false
Question 2
Sunspots tend to occur in groups, or pairs, with the magnetic field around the pair resembling that around a bar magnet.
a. True
b. False
Indicate whether the statement is true or false