Explanation

White clothes reflect most of the sunlight, which helps keep the body cooler compared to darker clothes, which absorb more heat.

Explanation

All matter consists of atoms,

which, in turn, consist of protons, neutrons and electrons.

Explanation

Explanation

Cryptography is the art and science of keeping information secure from unintended audiences, of encrypting it.

It is also called Crytology.

The term was first introduced in 1553.

Explanation

One nautical mile per hour is equal to 1 knot.

One nautical mile is equal to 6,076 feet (1,852 meters/kilometers).

Explanation

Species is the basic unit of classification.

Species are a group of organisms that are morphologically similar and can interbreed.

1. Kingdom
2. Phylum
3. Class
4. Order
5. Family
6. Genus 
7. Species

Explanation

Eratosthenes, the ancient Greek scholar is called the 'father of geography'.

He was the first one to use the word geography.

He also had a small-scale notion of the planet that helped him to determine the circumference of the earth.

Explanation

Galvanized iron sheets have a coating of zinc. 

Galvanization is a process where a layer of zinc is applied to iron or steel to protect it from rusting, making "galvanized iron" essentially iron coated with zinc

Explanation

Astronomy is the science that deals with stars, planets, moons, and all objects beyond Earth’s atmosphere.

It helps in understanding the origin, evolution, and structure of the universe.

Explanation

Neon is used in decorative lights.

Concept:

The color of the light depends on the gas in the tube.

Neon lights were named for neon, a noble gas that gives off a popular orange light