Explanation

• First Hajj: Hazrat Adam (A.S) and Hazrat Hawwa (A.S)
• Kaaba rebuilt by: Hazrat Ibrahim (A.S) and Hazrat Ismail (A.S)
• Hajj became obligatory: 9 Hijri
• Prophet Muhammad (PBUH) performed Hajj: 10 Hijri (632 AD)
• Hajjat-ul-Wada: The first and last Hajj of Prophet Muhammad (PBUH)
• The Prophet (PBUH) performed Umrah four times in his life.

Last verified on 14-03-2026

Explanation

• Law of Inertia = Newton’s First Law of Motion.
• States: “An object at rest stays at rest, and an object in motion continues in the same direction and speed unless acted upon by an unbalanced force.”
• Explains why seat belts are important in cars.
• Applies to all objects on Earth and in space.

Last verified on 13-03-2026

Explanation

• The Sun is a star.
• There are lots of stars, but the Sun is the closest one to Earth.
• It is the center of our solar system.
• The Sun is a hot ball of glowing gases.
• The sun is composed of layers made up almost entirely of hydrogen and helium.

Last verified on 13-03-2026

Explanation

• First Caliph: Hazrat Abu Bakr (June 8, 632 – August 23, 634)
• Second Caliph: Hazrat Umar (R.A.)
• Third Caliph: Hazrat Usman (R.A.)
• Fourth Caliph: Hazrat Ali (R.A.) (656–661 CE)

Sahabi who proposed Hazrat Abu Bakr for the Caliphate: Hazrat Umar (R.A.)

Last verified on 13-03-2026

Explanation

Explanation

• The ozone layer acts as Earth’s natural sunscreen, protecting life from the sun’s harmful ultraviolet (UV) radiation.
• UV radiation can cause skin cancer, eye damage, and harm to plants and animals.

Additional information:

• Chemical Formula: O₃ (three oxygen atoms)
• Layer Location: Stratosphere, 15–40 km above Earth
• Function: Absorbs UV-B and UV-C rays from the Sun
• Depletion Causes: Air pollution, CFCs, industrial chemicals
• Protection Measures: Reduce CFC use, ozone-friendly products

Last verified on 09-03-2026

Explanation

• A carbon microphone does not depend on the magnetic effect of current.
• Based on the variation of electrical resistance
• It converts sound vibrations into electrical signals 

Additional information 

Devices like electromagnets, electric bells, and ammeters work due to the magnetic effect of current.

Last updated on 09-03-2026

Explanation

• Kartarpur Corridor is a visa-free border corridor between Pakistan and India for Sikh pilgrims.
• It is located in Narowal District, Punjab, Pakistan.
• The corridor allows Indian Sikhs to visit Gurdwara Darbar Sahib in Kartarpur.
• Opened: 9 November 2019
• Length: 4.7 km

Last verified on 07-03-2026

Explanation

• First International Match: 2 August 1948, led by Ali Iqtidar Shah Dara vs Belgium, won 2–0 at 1948 London Olympics.
  • World Hockey Cup Titles (4 times): 1971, 1978, 1982, 1994
  • 1971 World Cup: Pakistan defeated Spain to become champions.
  • 1994: Pakistan won the Hockey World Cup for the last time.
  • 2012 Hockey Champions Trophy: Pakistan beat India to win bronze.

Last verified on 06-03-2026

Explanation

Mean =  numbers of multiples/ sum of multiples of first five of 3

The average of the first five multiples of 3

= 3 + 6 +9 + 12 + 15 / 5

= 45/ 5

= 9

Last verified on 15-02-2026