1.
To make the remedy, he mixed _________________.
Correct Answer
C. Coca leaves and cola nuts.
Explanation
The correct answer is coca leaves and cola nuts. This is because the question is asking about the ingredients used to make the remedy. Coca leaves and cola nuts are the specific ingredients mentioned, while the other options do not match the given information.
2.
His assistant made a mistake and added carbonated water instead on plain water. Today, that mixture is known as _______________.
Correct Answer
C. Coca-Cola.
Explanation
The assistant's mistake of adding carbonated water instead of plain water resulted in the creation of a new beverage. This beverage became known as Coca-Cola, which is a popular carbonated soft drink.
3.
In 1902, Mary Anderson, the inventor of windscreen wipers, visited New York during ______________.
Correct Answer
D. Winter.
Explanation
Mary Anderson, the inventor of windscreen wipers, visited New York during winter. This can be inferred from the information given in the question, which states that she visited in 1902. Since the question does not provide any additional information about the specific time of year or occasion, we can assume that "winter" is the correct answer based on the fact that it is one of the four seasons and the question asks for a specific season.
4.
She noticed that they driver of her streetcar could not see clearly because of _______________.
Correct Answer
A. Thick snow.
Explanation
The reason why the driver of her streetcar could not see clearly was due to the thick snow. The snowfall obstructed the driver's vision, making it difficult for them to navigate the streetcar safely.
5.
Her windscreen wipers ________________________________ .
Correct Answer
D. Were outside the glass and could be moved from inside the streetcar.
Explanation
The windscreen wipers being outside the glass suggests that they were attached to the exterior of the streetcar. The fact that they could be moved from inside the streetcar indicates that there was a mechanism or control inside the vehicle to operate the wipers.
6.
A patent office is set up to __________________ .
Correct Answer
A. Protect an inventor's idea.
Explanation
A patent office is established to protect an inventor's idea by granting them exclusive rights to their invention for a limited period of time. This protection ensures that others cannot use, sell, or profit from the invention without the inventor's permission. By providing legal protection, the patent office encourages innovation and rewards inventors for their creative efforts, ultimately fostering progress and advancements in various fields.
7.
In 1970, a researcher at the 3M Company in the US tried to make an adhesive, which is a kind of _________________.
Correct Answer
A. Glue.
Explanation
In 1970, a researcher at the 3M Company in the US attempted to create an adhesive. An adhesive is a substance used to bond or stick objects together. Therefore, the correct answer is glue.
8.
He wanted the adhesive to be _____________________ than what they already had.
Correct Answer
B. Much stronger
Explanation
The person desired the adhesive to have a higher level of strength than the one they currently possessed.
9.
After discovering that the adhesive that he made turned out to be much weaker than he expected, what did he do with it?
Correct Answer
C. He did not throw it away.
Explanation
The correct answer is "He did not throw it away." This means that after discovering the adhesive was weaker than expected, the person did not dispose of it. The answer implies that the person might have done something else with the adhesive, such as trying to improve it or finding an alternative use for it.
10.
Ten years later, another researcher used the adhesive to _________________________.
Correct Answer
D. Stick on small bits of paper.
Explanation
The correct answer is "stick on small bits of paper." This is because the adhesive was previously mentioned and is being used by another researcher. The purpose of the researcher's use of the adhesive is to stick on small bits of paper, indicating that they are using it for a specific task or experiment involving paper.
11.
The advantage of the weak adhesive was that _____________________.
Correct Answer
A. It did not damage the pages.
Explanation
The advantage of the weak adhesive was that it did not damage the pages. This means that when the adhesive was used to stick something onto the pages, it could be easily removed without leaving any marks or causing any harm to the paper. This feature is particularly useful when dealing with delicate or valuable materials, as it allows for temporary attachment without causing any permanent damage.