Black Holes: The Mysterious Phenomenon in Space

1. What is a black hole?

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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) Kepler Space Telescope
C) Event Horizon Telescope
D) Hubble Space Telescope

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