Explanation

Aristotle is widely considered the founder of meteorology.

He first used the term "meteorology" in the fourth century BC, although his work on weather was based on observation and lore rather than modern scientific methods.

Explanation

The wind is used to produce electricity by converting the kinetic energy of air in motion into electricity.

Wind energy is the energy obtained from the force of the wind.

The unit of wind is: joule

Explanation

Most abundant element in Earth crust is Oxygen.

Oxygen in the crust is (46.1%).

The chemical formula of oxygen (dioxygen) is O2.

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List of 10 Most Abundant Elements in the Earth's Crust

Explanation

An Electrocardiogram (ECG) records the electrical activity of the heart.

It helps diagnose heart conditions like arrhythmias, heart attacks, and other cardiac issues.

Explanation

Joule is a unit of work or energy or heat.

Joule is a scalar quantity.

Explanation

Hippocrates was a Greek physician.

Hippocrates is called the "Father of Modern Medicine" for his systematic approach to clinical medicine.

He emphasized observation, diagnosis, and ethics, laying the foundation for modern medical practice.

Explanation

Three Primary Colors : Red, Yellow, Blue.

Three Secondary Colors : Orange, Green, Violet.

Six Tertiary Colors : Red-Orange, Yellow-Orange, Yellow-Green, Blue-Green, Blue-Violet, Red-Violet,

which are formed by mixing a primary with a secondary.

Explanation

• Red Phosphorus is the primary substance used in matchsticks 

Additional information:

• Sulphur: Only acts as a secondary fuel in the match head to keep the flame burning.
• Zinc: Completely unused in the chemical composition of standard matches.

Last updated 18-07-2026 by NA

Explanation

Dialysis is a medical treatment used when the kidneys are unable to filter waste products from the blood, typically in renal (kidney) failure.

It helps maintain proper fluid and electrolyte balance in the body.

Explanation

Light is a form of energy.

Light is actually energy made of small particles called photons.