Explanation

Wilhelm Conrad Rontgen discovered X-rays

He was discovered on 8 November 1895.

He got the Nobel Prize in Physics in 1901.

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Additional questions

The penetrating power of X-rays depends on their frequency

Explanation

The correct verb-preposition combination is "belong to", which means to be the property of someone.

The sentence is about ownership, so we use "to".

The books belong to me.

Explanation

Ameer Muawiyah (R.A) established Postal System

Purposes: speed up the arrival of intelligence from his outlying provinces.

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About  Ameer Muawiyah (R.A)
Mu'awiya I  was the founder and first caliph of the Umayyad Caliphate serving from 661 until his death.
 He became caliph less than thirty years after the death of the Islamic prophet Muhammadﷺ
Muawiyah was appointed as the Governor of Syria after his brother Yazid ibn Abu Sufyan died

Explanation

Majlis-e-Shura means:

Majlis-e-Shura, religious body regarding caliphate.

Shura Council, house of the Egyptian Parliament. 

Majlis-e-Shoora (Parliament) of Pakistan consists of the President and two Houses 

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Two Majlis-e-Shura (parliament houses) in Pakistan known as:

1. the National Assembly (lower house)

National Assembly political groups are Government (179), Opposition (150)

Total of 342 seats in it

2. the Senate. (upper house)

Senate political groups are Government (67), Opposition (33)

It has a total of 100 seats

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On 24th December 1981, under Presidential Order (P.O. 15 of 1981) a Federal Council (Majlis-e-Shoora) was constituted by the President.

Article 50 of the Constitution provides that the two houses 

Explanation

Potential energy and kinetic energy are types of mechanical energy. 

Mechanical energy encompasses both potential energy (stored energy due to position) and kinetic energy (energy of motion). 

Explanation

Explanation

The United Nations (UN) will celebrate its 80th anniversary in 2025,

Marking eight decades since its founding on June 26, 1945.

The UN Charter was signed in San Francisco on that date, officially establishing the organization. 

Explanation

The approximate surface temperature of the Sun, also known as the photosphere,

It is around 5,800 Kelvin (5,500 degrees Celsius or 10,000 degrees Fahrenheit).

Explanation

The SPHEREx mission stands for Spectro-Photometer for the History of the Universe, Epoch of Reionization, and Ices Explorer.

Its main goal is to study the early universe by observing the distribution of galaxies and searching for water ice and other molecules crucial for life. 

It will create a 3D map of the cosmos in 102 different color bands

Explanation

The Sudirman Range, also known as the Snow Mountains,

It is a mountain range in Central Papua province, Indonesia.

It is named after the first armed forces commander-in-chief and Indonesian national hero Sudirman.

It comprises a western portion of the Maoke Mountains. 

Peaks of the Sudirman Range are:

• Sumantri (4,870 m)
• Ngga Pulu (4,863 m)
• Carstensz East (4,820 m or 4,808 m)