Formally, salutes are used in the military and other law enforcement agencies. It is a gesture of respect. However, other gestures in the civilian world can also be considered as salutes. For instance, in earlier days, when men tipped their hats as a gesture of acknowledgement.
2. To contaminate and make harmful
Answer: Pollute
Pollution is one of the most common topics in environmental science. It can refer to various types including water, soil, plastic, and radioactive. While pollution can occur naturally, the topic of study is generally the impact and magnitude of human-induced pollution and ways to reduce or mitigate this.
3. Scandinavian seafood dish
Answer: Lutefisk
Lutefisk consists of dried codfish cured in lye. It is part of the cuisine in Scandinavian countries and has traditionally been included in the Christmas feast menu. It is commonly eaten with boiled potatoes, mashed green peas and melted butter.
4. Woodwind instrument
Answer: Flute
Flutes are regarded as one of the oldest known musical instruments. The oldest flutes discovered in Europe date back to over 50,000 years. Flutes are classified as woodwind instruments. They produce music when air is blown across the holes by the flutist holding the instrument close to his mouth.
5. To water down and make thinner
Answer: Dilute
The word dilute can be used both literally and figuratively. In the actual sense, to dilute a solution or concentration is to add water and make it thinner. This is used in various chemical activities. Dilute can also be used to describe diminishing or reducing the strength of something. For instance, in business, if you issue more shares, you dilute or reduce the value of each individual share.
6. Extremely complicated
Answer: Convoluted
Technically, convoluted means something that is very intricately twisted. The word can also be used to describe sentences or writing that is complex and hard to follow.
7. Protein found in grains like wheat and barley
Answer: Gluten
Gluten is a type of protein found in some grains. Most bread wheat can contain up to 85% of its total protein content in the form of gluten. This can trigger celiac disease, an autoimmune disease in some people. Those who are affected are then advised to follow a gluten-free diet.
8. Hesitant or uncertain
Answer: Irresolute
Irresolute is the opposite of resolute. It is used to describe a manner that is indecisive and weak. Both words are considered to have Latin etymological roots.
9. Complete and total
Answer: Absolute
Absolute means that something is certain and not to be doubted. For instance, an absolute monarchy is where the king (or queen) has complete power. In music, absolute pitch is the ability to completely identify musical notes by ear.
10. Silvery white rare earth element
Answer: Lutetium
Lutetium was independently discovered by three different persons in 1907 - French scientist Georges Urbain, Austrian mineralogist Baron Carl Auer von Welsbach, and American chemist Charles James. All three found it as an impurity within the mineral ytterbia. Ytterbia is majorly composed of the mineral ytterbium with lutetium forming a small impurity within it. Lutetium is generally used in the determination of the age of meteorites and doesn't have too many other applications.
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