How did the term ‘yorker’ originate?

What is a prebituary?
A prebituary is an obituary composed or published prior to a person’s death — it is a writeup of the lifetime achievements of famous personalities to mark their 65th birthdays. Most newspapers and media networks keep such obituaries of famous people ready.

What is passive immunity?
There are two types of immunity for infectious microorganisms: active immunity and passive immunity. Passive immunity is provided by artificial means such as injections of antibodies and vaccines. The agents used for passive immunity include antibodies from humans or animals.

Why are viruses at the borderline of living and non-living things?
A virus has a very simple composition. It has a protein sheath inside which there is a strand of DNA. A virus shows some properties akin to living organisms. However, unlike other organisms, they show some properties that are akin to non-living things. They can undergo crystallization and in that form, survive for billions of years. They can survive high temperatures, freezing cold and UV radiation in space vacuum, in crystallized form.

How did the term ‘yorker’ originate?
‘Yorker’ is a cricketing term for a straight ball that passes underneath the striker’s bat, especially by pitching it right up to or just inside the popping crease. To ‘york’ means to cheat, trick or over-reach a person. It is also called so because its aim is to ‘entice’ the batsman, who, in moving forward to play it as a full toss, may be yorked as the ball passes under the bat.

If the density of gold is more than that of iron, why is gold softer than iron?
All metals have specific crystalline structures. There exist line defects and plane defects in a crystal system. The more these defects, the more easily the metal deforms. Noble metals like platinum, gold and silver have a high density of such defects and they deform easily, making them soft metals.

What is Burundanga?
Burundanga is the other name of the drug Scopolamine, used for criminal activities like rape or robbery. The drug is passed on to the victim through business cards, pamphlets, etc. Even if the skin, through touch, absorbs just a very small quantity of the drug it has the desired effect. The drug is also administered through tablets added to drinks. This is known as the ‘dating drug’.

What is a cobblestone race?
It is part of the Paris-Roubaix cycling race over 257 km, from Paris to Roubaix, near the Belgium border. Of this distance, nearly 53 km is over cobblestones, which is the most dangerous part. The winner gets a mounted gravel cobblestone as a trophy.

How are sunrise and sunset determined for a place?
Sunset occurs when the upper edge of the sun — called the upper limb — sinks just under the horizon; sunrise occurs when the upper limb rises just above the horizon.

ANY ANSWERS?
Why are danger signals in red, when the eye is most sensitive to yellow and green?
Which is the oldest dance form?
How is doldrum pressure formed?
What is ratware?
Where did the phrase ‘throw in the towel’ originate?
What is bio-amplification?