​⁉️ How high is the top of the atmosphere?

✅ Earth's atmosphere is about 300 miles (480 kilometers) thick, but most of it is within 10 miles (16 km) the surface. Air pressure decreases with altitude. At sea level, air pressure is about 14.7 pounds per square inch (1 kilogram per square centimeter).

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​⁉️ Do water and ice weigh the same?

✅ The ice cup will weigh the same as when it was in liquid form but the volume of ice in the cup will be larger than what it was in liquid form. This is because when ice crystallizes into its hexagonal structure the water molecules are farther apart than when they are in the liquid state.

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⁉️ What company invented the first Laser Printer?

✅ Unlike the company's Xerography process, however, Xerox had to share the laser printer market. IBM and Canon soon developed competing products. Xerox PARC Scanning Laser Output Terminal (SLOT) Gary Starkweather prototyped the first laser printer by modifying a standard Xerox office copier.

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⁉️ Q1 : which one is the smallest Ocean in the world ?
anonymous poll

d. Arctic – 225
👍👍👍👍👍👍👍 83%

a. Indian – 23
👍 9%

b. Pacific – 11
▫️ 4%

c. Atlantic – 11
▫️ 4%

👥 270 people voted so far.

​⁉️ Is White Light the absence of color?

✅ In the visible spectrum, white reflects light and is a presence of all colors, but black absorbs light and is an absence of color. Black can be defined as the visual impression experienced when no visible light reaches the eye.

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⁉️Q2 . Which continent has highest number of countries?
anonymous poll

a. Asia – 242
👍👍👍👍👍👍👍 68%

c. Africa – 92
👍👍👍 26%

b. Europe – 20
👍 6%

d. North America – 2
▫️ 1%

👥 356 people voted so far.

​​⁉️ What country has the highest number of spoken languages in the world?

✅ Papua New Guinea has the highest number of spoken languages in the world. There are 820 indigenous languages spoken in this country. The official language is Tok Pisin, or New Guinea Pidgin, and is the most widely spoken language after English, a legacy of the colonial period.

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⁉️ Q3. In which country ' Suez Canal ' is located ?
anonymous poll

d. Egypt – 309
👍👍👍👍👍👍👍 86%

c. Iran – 28
👍 8%

a. UAE – 15
▫️ 4%

b. Turkey – 8
▫️ 2%

👥 360 people voted so far.

​⁉️ What is petrified wood?

✅ Petrified wood is a fossil in which the organic remains have been replaced by minerals in the slow process of being replaced with stone. This petrification process generally results in a Quartz Chalcedony mineralization.

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​⁉️ Are hippos mean?

✅ Crocodiles may be either aggressively displaced or killed by hippopotamuses. Hippos are also very aggressive towards humans, whom they commonly attack whether in boats or on land with no apparent provocation. They are widely considered to be one of the most dangerous large animals in Africa.

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​⁉️ How big is the London Eye?

✅ The London Eye holds 32 capsules (although it is possible to board capsule number 33 as number 13 has been skipped). Visits last for one rotation, which takes about 30 minutes, and during that time visitors rise to a peak height of 443ft (135m).

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​⁉️ What color is the hottest part of the fire?

✅ The inner core of the candle flame is light blue, with a temperature of around 1670 K (1400 °C). That is the hottest part of the flame. The color inside the flame becomes yellow, orange, and finally red.

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​⁉️ Can O positive blood be given to anyone?

✅ Type A- can donate to A-, A+, AB+, AB- Type B+ can donate to B+, AB+ Type B- can donate to B-, B+, AB-, AB+ Type AB+ can donate to AB+ Type AB- can donate to AB-, AB+ Type O+ can donate to O+, A+, B+, AB+ Type O- can donate to all types.

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​⁉️ Where are red pandas from?

✅ The red panda shares the giant panda's rainy, high-altitude forest habitat, but has a wider range. Red pandas live in the mountains of Nepal and northern Myanmar (Burma), as well as in central China. These animals spend most of their lives in trees and even sleep aloft.

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What travels faster light or sound?

While both light and sound travel as waves, the speed of light is much, much faster. Light is composed of electromagnetic waves which travel independent of a medium. That is to say, light can travel in a vacuum, such as outer space. Electromagnetic waves travel very fast

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Do Bananas have radiation?

Bananas are slightly radioactive because they contain potassium and potassium decays. Potassium is a necessary substance for healthy operation of your body. You would have to eat a LOT of bananas just to compete with the natural potassium dose of your body.

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What element is a diamond made of?

Diamonds are made up of the element carbon. Also, graphite is also made up of carbon. The only difference between the two is the way that the atoms are bonded together

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How many countries does the Nile River flow through?

The Nile is an "international" river as its water resources are shared by eleven countries, namely, Tanzania, Uganda, Rwanda, Burundi, Congo-Kinshasa, Kenya, Ethiopia, Eritrea, South Sudan, Sudan and Egypt.

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What is the name of the flower that smells like chocolate?

There is actually a flower that smells like chocolate. Cosmos atrosanguineus, aka chocolate cosmos, is a plant from Mexico that can grow up to about 24 inches high and has a maroon-colored flower. It's famous for it's chocolate-y scent, but don't be fooled. No part of this plant is edible.

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Which species is most closely related to humans?

Humans, chimpanzees, gorillas, orangutans and their extinct ancestors form a family of organisms known as the Hominidae. Researchers generally agree that among the living animals in this group, humans are most closely related to chimpanzees, judging from comparisons of anatomy and genetics

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