Explanation

• Natural rubber consists of polymers of isoprene (C₅H₈).
• Isoprene is a five-carbon unsaturated hydrocarbon.
• Natural rubber is chemically known as cis-1,4-polyisoprene.
• It is obtained from the latex of rubber plants.

Last verified on 05-06-2026

Explanation

• Chromatography mainly works on the principle of adsorption.
• Different substances are adsorbed to different extents on a stationary phase.
• This causes separation of components in a mixture.

Last verified on 05-06-2026

Explanation

• Battery is a device that converts chemical energy into electrical energy.
• Batteries work by using a galvanic cell.
• It is an electrochemical device made up of two electrodes and an electrolyte solution.

Last verified on 16-03-2026

Explanation

• Nicolaus Copernicus is called the Father of Modern Astronomy.
• He introduced the heliocentric theory in 1543.
• This theory stated that the Sun is at the center of the solar system.
• His ideas changed the old belief that Earth is the center.

Additional information:

• Galileo Galilei, a later figure, is often called the "father of observational astronomy".

Last verified on 01-06-2026

Explanation

• Meteorology is the scientific study of the atmosphere, especially weather and climate.
• It involves forecasting and understanding atmospheric phenomena.
• Meteorology is a branch of the atmospheric sciences.
• Metrology is the scientific study of measurement.

Last verified on 03-04-2026