⁉️ How long does it take for a coffee tree to produce?

✅ The tree of Coffea arabica will grow fruits after three to five years, and will produce for about 50 to 60 years (although up to 100 years is possible). The white flowers are highly scented. The fruit takes about 9 months to ripen.

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⁉️ Why do mosquito bites itch?

✅ While bees and wasps inject venom when they sting, mosquitoes simply bite to feed on your blood. The bumps and itchiness that follow come from an anticoagulant that the mosquito injects to prevent your blood from clotting, which triggers a mild allergic reaction that includes the typical round, red bumps.

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⁉️ Do starfish have a brain?

✅ The nervous system of the starfish is very simple...there is no brain and there are not even any ganglia to coordinate movement. The nervous system is characterized by a nerve ring that surrounds the mouth. A radial nerve branches off of the nerve ring and extends to each arm.

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⁉️ Which finger nail grows the fastest?

✅ On average, fingernails grow about one tenth of an inch in a month. The fastest growing nail is the one on your middle finger. The slowest growing nail is your thumb nail. Freshly cut nails grow faster than nails that aren't cut regularly.

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⁉️ Why does an old bottle of aspirin smell like vinegar?

✅ When aspirin ages, it gradually reacts with absorbed moisture from the air and partially reverts back to salicylic acid and acetic acid. In general, it's the above reaction run backwards. It is the acetic acid that smells like vinegar.

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⁉️ How long is a day on the equator?

✅ On the Equator, the duration of daylight is not exactly 12 hours all the year round, but rather — because of atmospheric refraction and the size of the Sun — exceeds 12 hours by about 7 minutes each day;

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⁉️ What is the percentage of salt in ocean water?

✅ The concentration of salt in seawater (salinity) is about 35 parts per thousand. Stated in another way, about 3.5 percent of the weight of seawater comes from the dissolved salts; in a cubic mile of seawater, the weight of the salt (in the form of sodium chloride) would be about 120 million tons.

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⁉️ How do the atoms in a water molecule stick together?

✅ Hydrogen Bonding. When water molecules align with each other, a weak bond is established between the negatively charged oxygen atom of one water molecule and the positively charged hydrogen atoms of a neighboring water molecule.

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⁉️ What element burns in contact with water?

✅ This page describes the reactions of the Period 3 elements from sodium to argon with water, oxygen and chlorine. Sodium has a very exothermic reaction with cold water producing hydrogen and a colourless solution of sodium hydroxide. Magnesium has a very slight reaction with cold water, but burns in steam.

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⁉️ What kind of alcohol is in beer?

✅ An alcoholic beverage is a drink that typically contains 3% – 40% alcohol (ethanol). Alcoholic beverages are divided into three classes: beers, wines, and spirits (distilled beverages).

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⁉️ Is the North Star the brightest star in the sky?

✅ Polaris (α UMi, α Ursae Minoris, Alpha Ursae Minoris, commonly North Star, Northern Star or Pole Star, also Lodestar, sometimes Guiding star) is the brightest star in the constellation Ursa Minor. It is very close to the north celestial pole, making it the current northern pole star.

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⁉️ What do you call a person who hates men?

✅ Someone who engages in misandry is a misandrist. The Oxford dictionary: A woman who hates men can be described as a misandrist, and the corresponding noun is misandry. Women who hate men are misandrists, as men who hate women are misogynists.

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⁉️ Which is the largest freshwater lake in the world?

✅ Lake Superior is the largest freshwater lake in the world in area (if Lakes Michigan and Huron are taken separately; see Lake Michigan–Huron), and the third largest in volume, behind Lake Baikal in Siberia and Lake Tanganyika in East Africa.

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⁉️ Can you hear anything in space?

✅ No, you cannot hear any sounds in near-empty regions of space. Sound travels through the vibration of atoms and molecules in a medium (such as air or water). In space, where there is no air, sound has no way to travel.

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⁉️ Is the femur the longest bone in the body?

✅ The head of the femur articulates with the acetabulum in the pelvic bone forming the hip joint, while the distal part of the femur articulates with the tibia and patella forming the knee joint. By most measures the femur is the strongest bone in the body. The femur is also the longest bone in the body.

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⁉️ What month does winter begin in the southern hemisphere?

✅ Astronomically, it starts with the winter solstice (around December 21 in the Northern Hemisphere and June 21 in the Southern Hemisphere), and ends with the spring equinox (around March 21 in the Northern Hemisphere and September 21 in the Southern Hemisphere).

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⁉️ What mammals can fly?

✅ Bats are the only mammals that are able to fly. The "flying squirrel" can only do what the gliding opposum does -- glide for short distances.

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⁉️ Where are apples indigenous?

✅ The tree originated in Central Asia, where its wild ancestor, Malus sieversii, is still found today. Apples have been grown for thousands of years in Asia and Europe, and were brought to North America by European colonists.

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