Many pulsars are not associated with supernova remnants.
a. True
b. False
Indicate whether the statement is true or false
Question 2
Eudoxus of Cnidus (408355 BCE), a student of Plato's, applied the principle of heliocentric motion to produce a mathematical description of the motions of the Universe.
a. True
b. False
Indicate whether the statement is true or false