Explanation

Explanation

The speed of light is much faster than the speed of sound in air.

Light travels 186 thousand miles in 1 second, while sound takes almost 5 seconds to travel 1 mile

Light is a electromagnetic wave that's why it travel faster than sound wave however electromagnetic waves don't need medium to travel but sound wave need medium to travel

ND5-07-2023

Explanation

Family of the Holy Prophet Muhammad (ﷺ):

Father: Hazrat Abdullah (R.A)

Mother: Hazrat Amina (R.A)

Grandfather: Hazrat Abdul Muttalib

Grandmother: Fatimah bint Amr

Uncle: Hazrat Abu Talib (chief guardian in youth)

(Also: Hamza, Abbas, Abu Lahab — other uncles)

Explanation

شطر کا مطلب ہے "نصف" یا "بڑا حصہ"۔

حدیث "الطہارة شطر الإيمان" میں "شطر" سے مراد ایمان کا نصف حصہ ہے، یعنی طہارت یا پاکیزگی ایمان کا بہت اہم حصہ ہے۔

Explanation

Mutaz Mohammed Osman, who is considered the first one to trace the history of the coins in the UAE.

Abu Dhabi is the capital of UAE.

Explanation

Melting is the process where a solid turns into a liquid by absorbing heat.

It occurs at a specific temperature called the melting point.

Explanation

Sodium Bicarbonate is the monosodium salt of carbonic acid with alkalinizing and electrolyte replacement properties

Explanation

Pakistan may be divided into four geographic regions—the plateau of W Pakistan, the plains of the Indus and Punjab rivers, the hills of NW Pakistan, and the mountains of N Pakistan.

Pakistan is divided into six natural regions

1. Northern mountain region

2. Mountain of Western frontier

3. Plato photo war and salt range

4. The plate of Balochistan

5. Upper index plane
6. Low Indus plain

There are 3 Geographical regions of Pakistan

1. northern highlands,

2. the Balochistan plateau,

3. the Indus River plain.
   

Explanation

We use Preposition During to say when something happens.

During this year, During this weekend, During this decade etc.

Explanation

Mercury is used in thermometers because It has a high coefficient of expansion so that even a small rise in temperature 

Galileo Galilei is claimed to be the inventor of the thermometer.

ND5-07-2023