black holes, pulsars, and neutron stars

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Across
  1. 5. They are extremely small and very dense
  2. 7. Neutron stars are composed entirely of ____
  3. 9. Pulsars emits in these kind of patterns
  4. 12. All matter tend to warp or curve space in its vicinity
  5. 13. The speed needed for an object to escape from the gravitational pull of another object based on relativity
Down
  1. 1. A neutron star with a particularly strong field
  2. 2. This is an astronomical object emitting radiation in form of rapid pulses
  3. 3. Pulsars have very high ____
  4. 4. Neutron stars have very strong ____ fields
  5. 6. The ____ of a neutron star is greater than the sun
  6. 7. Neutrons packed tightly in neutron stars is about the size of what city
  7. 8. A pulsar is a compact _____ neutron star
  8. 10. Neutron stars ____ very rapidly
  9. 11. A pulsar spins ____ of times per second
  10. 14. The surface of a black hole