Explanation

• Air is a mixture of different gases.
• Primarily consisting of nitrogen (78%), oxygen (21%), and trace amounts of other gases.

Explanation

The formula for density is:

Density = Mass ÷ Volume

It represents how much mass is packed into a given volume.

Explanation

pH = –log [H⁺]

It measures the acidity or alkalinity of a solution based on the hydrogen ion concentration.

The pH scale ranges from 1 to 14, with:

• 1-6 being acidic
• 7 being neutral (neither acidic nor basic)
• 8-14 being basic (alkaline)

Explanation

Altimeters:

Function:

It primarily measures altitude by detecting changes in atmospheric pressure. 

Aviation use:

Pilots heavily rely on altimeters to determine their aircraft's height above sea level during flight. 

Types:

There are different types of altimeters including pressure altimeters and radio altimeters. 

Explanation

Sodium chloride (NaCl), commonly known as table salt.

It is the main salt dissolved in seawater.

Explanation

Explanation

Vitamin C, also known as ascorbic acid, is necessary for the growth, development and repair of all body tissues.

Vitamin C is a water-soluble vitamin found in citrus fruits and other fruits and vegetables, and is also sold as a dietary supplement.

A natural water-soluble vitamin (Vitamin C)

Vitamin C, also known as ascorbic acid.

Vitamin C is necessary for the growth, development, and repair of all body tissues.

Explanation

A leap year occurs almost every four years to keep our calendar aligned with the Earth's orbit around the Sun.

The extra day, February 29th, is added to account for the fact that the Earth's orbit takes approximately 365.25 days.

Explanation

Malaysia's Capital is Kuala Lumpur.

Malaysia's Currency is Ringgit.

Malaysia's official language is Malay.

Malaysia located is on the Continent of Asia.

Malaysia's Primary Religion is Islam.

Malaysia's Head of Govt. is Prime Minister –Anwar Ibrahim

Malaysia Parliament is called Majilis.

Tricks for Remember

Explanation

Indus River Falls into the Arabian Sea near Karachi

Indus River flows into the Arabian Sea called Indus Delta (southern Sindh province of Pakistan)

Indus Delta Designated on 5 November 2002

All important question "INDUS RIVER"

The Indus River starts in Tibet

The river Indus originates from the Mansarovar Lake

The Indus River flows through India, Pakistan,

The Indus River finally falls into the Arabian Sea near Karachi.

River Indus starts making a delta near the city of Thatta

The old name of the Indus River was: Sindhu

National River of Pakistan: Indus River

6 Barrages constructed in the Indus River

Indus River Length: 3,180 km

Indus River 2nd source: Gar Tsangpo

The upper Indus Plain ends at Mithankot