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What gas is emitted after a thunderstorm?
- Ozone
- Carbon dioxide
- Oxygen
- Hydrogen
Amazing facts
Ozone is one of the most powerful oxidizing agents and a strong disinfectant. It degrades quickly and inactivates harmful viruses and bacteria in the air and on surfaces, even on surfaces that are normally difficult to reach.
The smell of "rain" after a storm is the smell of ozone which is created by large electrical discharges. Ozone derives from the Greek word 'ozein', which means to smell.
What holiday is celebrated on the second Monday of October in Canada and on the last Wednesday of November on Norfolk Island?
- Thanksgiving Day
- Independence Day
- Labor Day
- Halloween
Amazing facts
Thanksgiving kicks off the holiday season in North America, which includes Christmas and lasts till the New Year.
Thanksgiving Day is a North American holiday celebrated on the second Monday of October in Canada, on the fourth Thursday of November in the USA, on the first Thursday of November in Liberia, on the first Wednesday of November in the Netherlands and on the first Monday of October in Saint Lucia.
Where did the Nobel brothers extract oil?
- Azerbaijan
- The USA
- Saudi Arabia
Amazing facts
Bargaining is customary in the markets of Baku. The process is thoroughly enjoyed by both parties.
The Nobel brothers, including Alfred, the founder of the Nobel Prize, extracted oil in the capital of Azerbaijan, Baku. They founded an oil-producing company there.
What did Pavel Durov create besides VK?
- Telegram
- Tik-Tok
Amazing facts
Telegram's server-side software is closed-source and proprietary. As of April 2020, Telegram has 400 million monthly active users with at least 1.5 million new users signing up every day. next q
Telegram is a cross-platform messaging tool which allows users to send messages and media files of many types.
Which rainbow actually exists?
- White rainbow
- Dim rainbow
- Dark rainbow
- Soft rainbow
Amazing facts
Rainbow can also be seen after dark when produced by moonlight rather than direct sunlight. This phenomenon is called "moonbow.
When the droplets of water are very small, fog bows appear white, and are therefore sometimes called white rainbows.
Michael Phelps is the only 23-time Olympic champion in the history of sports. Which sport is he famous for??
- Swimming
- Gymnastics
- Track and field athletics
- Basketball
Amazing facts
Michael’s nicknames include the 'Baltimore Bullet' and the 'Flying Fish.'
Michael Fred Phelps is an American swimmer, a 23-time Olympic champion, 26-time world champion, and multiple world record holder.
Which of these countries has the largest territory?
- France
- Italy
- Poland
- Germany
Amazing facts
The smallest country in Europe is the Vatican, with 0,44 square kilometers.
The total area of France is 547,030 square kilometers.
Which animal's offspring is this?
- Penguin
- Manatee
- Fur seal
- Platypus
Amazing facts
Penguins usually walk with a speed of about 1 or 2 km per hour. But the distances they can travel without stopping can reach 100 km.
As the young penguins grow, adults leave them in groups of chicks called crèches while they leave to fish.
What kind of lizards can run on water?
- Basilisks
- Geckos
- Iguanas
- Skinks
Amazing facts
Geckos are able to run on walls and ceilings, although they do not have suckers on their legs — their role is performed by thousands of tiny hairs that cling to any surface.
Basilisks can run on water, standing on their hind legs.
Which movie is the character of Darth Vader from?
- Star Wars
- Braveheart
- The Godfather
- Forrest Gump
Amazing facts
The character of Darth Vader has been portrayed by seven different actors.
Darth Vader, his real name being Anakin Skywalker, is a central character of the first six Star Wars episodes.