Explanation

بال جبریل علامہ اقبال کے کلام کا مجموعہ ہے۔

یہ ان کا دوسرا مجموعہ کلام ہے جو بانگ درا کے بعد 1935ء میں منظر عام پر آئی۔

Explanation

Long Walk to Freedom is an autobiography credited to South African President Nelson Mandela.

Nelson Mandela was the first black president of South Africa.

Nelson Mandela died on 5 December 2013.

Explanation

Explanation

Venus is the hottest planet in the solar system.

Venus has no moons.

The "black planet" is Venus.

The second closest planet to the sun is Venus.

The slowest-rotating planet is Venus.

Venus is similar in size to Earth.

Additional information:

Eight planets in the solar system: 

1. Mercury
2. Venus
3. Earth
4. Mars
5. Jupiter
6. Saturn
7. Uranus
8. Neptune

Explanation

NPT stands for Non-Proliferation Treaty

NPT signed: 1968

not a member of the NPT:

• India,
• Israel,
• North Korea,
• Pakistan 
•  South Sudan 

members of the five NPT nuclear-weapon states:

• China
• France
  
• Russia
• the United Kingdom

Languages:

• English
• Russian
  
• French
• Spanish
• Chinese

Parties: 190 (complete list)

Iran threatened to withdraw from the Treaty on the NPT 

Explanation

Dormant means: غیر فعال

Active means: فعال

Explanation

Pacific means امن پسند

Aggressive means جارحانہ, حملہ آور

Explanation

The blue colour of the sky is due to the scattering of light by the atmospheric particles.

Light of shorter wavelengths scatters more than the light of longer wavelengths and

the violet colour has a shorter wavelength, but our eyes are more sensitive to blue light. Hence, the colour of a clear sky is blue.

Explanation

The software to view HTML documents as a Web page is called a Web browser.

Popular ones are Google Chrome, Apple's Safari, Mozilla's Firefox, Opera and Microsoft's much hated Internet Explorer.

Explanation

Atmosphere is divided into Five layers/parts:

1. Troposphere
2. Stratosphere
3. Mesosphere
4. Thermosphere
5. Exosphere