Black Holes: The Mysterious Phenomenon in Space

1. What is a black hole?

A) A type of star that emits black radiation
B) A gateway to another universe
C) A region of space where gravity is so strong that nothing, not even light, can escape
D) A large celestial body made entirely of dark matter

2. What is the boundary surrounding a black hole beyond which nothing can escape?

A) Abyssal zone
B) Quantum field
C) Event horizon
D) Cosmic void

3. What happens to time near a black hole due to its intense gravitational pull?

A) Time speeds up
B) Time freezes
C) Time becomes unpredictable
D) Time slows down

4. What theory suggests that black holes emit radiation and gradually lose mass over time?

A) Cosmic microwave background
B) Hawking radiation
C) String theory
D) Big Bang Theory

5. What is the process by which a black hole gains mass by absorbing nearby matter or merging with other black holes?

A) Gravity accumulation
B) Dark matter fusion
C) Singularity expansion
D) Accretion

6. What determines the size of the event horizon of a black hole?

A) The amount of dark matter it contains
B) Its mass
C) Its distance from the nearest star
D) The speed at which it rotates

7. What is the name of the point at the very center of a black hole where density and gravity are infinite?

A) Magnetosphere
B) Quasar
C) Singularity
D) Supernova

8. What is the term for a black hole with a mass millions to billions of times that of the Sun?

A) Supermassive
B) Mega black hole
C) Gargantuan singularity
D) Ultraheavy anomaly

9. What is the name of the telescope collaboration that captured the first-ever image of a black hole in 2019?

A) Chandra X-ray Observatory
B) Hubble Space Telescope
C) Kepler Space Telescope
D) Event Horizon Telescope

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