Explanation

Stephen Hawking worked on the physics of black holes.

He proposed that black holes would emit subatomic particles until they eventually exploded.

He also wrote best-selling books, the most famous of which was A Brief History of Time: From the Big Bang to Black Holes (1988).

Explanation

In a standard basketball game, there are typically three referees:

• The crew chief
• The refer
• The umpire

Explanation

In many sports, a red card is used to permanently suspend a player from a game: 

Field hockey: A red card disqualifies a player from the game.

Ice hockey: A red card permanently suspends a player from the game.

Explanation

The word "against" is a preposition.

Prepositions show the relationship between words in a sentence.

Explanation

He was a Persian poet and the author of Shahnameh ("Book of Kings")

He  is one of the world's longest epic poems created by a single poet

Born: 940 Tus, Iran, Samanid Empire

Died: 1019 or 1025 (79 or 85 years old) Tus, Iran, Ghaznavid Empire

Explanation

The last Mysore War (also known as the Fourth Anglo-Mysore War) took place in 1799

The Fourth Anglo-Mysore War began in 1798 between the British East India Company and the Kingdom of Mysore, led by Tipu Sultan.

It concluded in 1799 with the defeat of Mysore and the death of Tipu Sultan.

Explanation

Mahr al-Muajjal refers to the mahr (dowry) portion paid immediately, right after the nikkah (marriage contract). 

The remaining amount, if any, can be paid later and is referred to as mahr al-Mithli or mahr al-Musamma.

Explanation

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Last updated on 26 Oct 2026

Explanation

George Stephenson is credited with inventing the first successful railway engine, known as the Locomotion No. 1, in 1814.

His later model, The Rocket, introduced in 1829, 

Explanation

A group of lions is called a pride, and a group of elephants is called a herd.

This is an analogy based on collective nouns used for specific animals.