The Orbits of Binary Pulsars Will Get Smaller Because of _______________

Q11: Gamma ray bursts are _.<br>A) too weak

Q12: The highest luminosity burst of radiation observed

Q13: What observational properties of pulsars allowed astronomers

Q14: Most pulsars _.<br>A) speed up their rotation

Q15: The event horizon of a black hole

Q17: Imagine an astronaut falling into a black

Q18: Why do some supernovae form neutron star

Q19: Astronomers detect _ of ionized gas moving

Q20: Many pulsars are not associated with supernova

Q21: Gamma ray bursts were first recorded while