Challenging puzzle for experienced crossword solvers
Mysteries of Space: Black Hole Basics
Perfect for beginners with simple, common vocabulary
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Across
- 1. How far down or inward something goes
- 2. A repeated series of events or actions
- 4. A special boundary around a black hole
- 6. How much matter something has
- 10. How matter moves around a black hole
Down
- 3. The vast area beyond Earth
- 5. An empty space, like inside a black hole
- 7. What black holes are known to trap
- 8. What might happen to something caught in a black hole
- 9. A bright ball of gas in space
- 11. What gravity does to objects