[Answer] 8. Litmus is a common indicator used to tell whether something is an acid or a base. If you dip a piece of blue litmus paper into an acid, what color will it turn?

Step 1 : Introduction to the question "8. Litmus is a common indicator used to tell whether something is an acid or a base. If you dip a piece of blue litmus paper into an acid, what color will it turn?"

...1. Red 2. Purple 3. None, it will stay blue 4. Yellow Acids are common in our lives: orange juice, sodas, and a lot of things we drink contain acids. But stronger acids can be dangerous, burning skin and corroding metal.

[Ans] In 2018, internet users were split over whether a mysterious sound was either “Yanny” or what?

Step 1 : Introduction to the question "In 2018, internet users were split over whether a mysterious sound was either “Yanny” or what?"

"Yanny or Laurel" is an auditory illusion of a re-recording of a vocabulary word plus added background sounds, also mixed into the recording, which became popular in May 2018. In the brief audio recording, 53% of over 500,000 people answered on a Twitter poll that they heard a man saying the original word "Laurel", while 47% reported hearing a voice saying the name "Yanny". Analysis of the sound frequencies has confirmed that both sets of sounds are present in the mixed recording, but some users focus on the higher frequency sounds in "Yanny" and cannot seem to hear the lower sounds of the word "Laurel".

[Answer] In 2018, internet users were split over whether a mysterious sound was either “Yanny” or what?

Step 1 : Introduction to the question "In 2018, internet users were split over whether a mysterious sound was either “Yanny” or what?"

..."Yanny or Laurel" is an auditory illusion of a re-recording of a vocabulary word plus added background sounds, also mixed into the recording, which became popular in May 2018. In the brief audio recording, 53% of over 500,000 people answered on a Twitter poll that they heard a man saying the original word "Laurel", while 47% reported hearing a voice saying the name "Yanny". Analysis of the sound frequencies has confirmed that both sets of sounds are present in the mixed recording, but some users focus on the higher frequency sounds in "Yanny" and cannot seem to hear the lower sounds of the word "Laurel".

[Ans] Which test is used to determine whether the substance being tested is likely to cause cancer in human?

Step 1 : Introduction to the question "Which test is used to determine whether the substance being tested is likely to cause cancer in human?

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...Cancer screening aims to detect cancer before symptoms appear. This may involve blood tests, urine tests, other tests, or medical imaging. The benefits of screening in terms of cancer prevention, early detection and subsequent treatment must be weighed against any harms.

Step 2 : Answer to the question "Which test is used to determine whether the substance being tested is likely to cause cancer in human?

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CancerSEEK:

Cervical screening by the Pap test or other methods is highly effective at detecting and preventing cervical cancer, although there is a serious risk of overtreatment in young women up to the age of 20 or beyond, who are prone to have many abnormal cells which clear up naturally. There is a considerable range in the recommended age at which to begin screening around the world. According to the 2010 European guidelines for cervical cancer screening, the age at which to commence screening ranges between 20–30 years of age, "but preferentially not before age 25 or 30 years", depending on the burden of the disease in the population and the available resources

Step 3 : Disclaimer & Terms of Use regarding the question "Which test is used to determine whether the substance being tested is likely to cause cancer in human?

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