Soap Basic Facts! Trivia Quiz
(75).jpg "Soap Basic Facts! Trivia Quiz - Quiz")
Do you ever wonder about soap? Would you like to try this quiz? Soap is a blend of animal fat or vegetable oil and caustic soda. For centuries, soap has been used to clean yourself. It is also used to wash wool in the textile industry, and to cure skin sores and diseases. It might also be utilized as a skin ointment. Take this quiz and find out all kinds of neat things about soap.
- 1.
Hard water comes from
- A.
If it is solid or liquid
- B.
Minerals in the water
- C.
Acid in the water
- D.
Base in the water
Correct Answer
B. Minerals in the waterExplanation
Hard water is water that contains a high concentration of minerals, such as calcium and magnesium. These minerals are naturally present in the water as it passes through rocks and soil, dissolving and picking up these minerals along the way. When the water is collected and treated for consumption, these minerals remain in the water, making it hard. Therefore, the presence of minerals in the water is the reason why hard water occurs.Rate this question:
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- 2.
Qualitative measurements
- A.
Are observations like color, smell
- B.
Are numerical values like 15mL
- C.
Are good results
Correct Answer
A. Are observations like color, smellExplanation
Qualitative measurements refer to observations that describe the qualities or characteristics of an object or substance, such as its color or smell. These measurements do not involve numerical values or specific quantities, but rather focus on subjective observations that cannot be easily measured or quantified. Therefore, the answer "are observations like color, smell" accurately describes the nature of qualitative measurements.Rate this question:
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- 3.
Quantitative measurements are
- A.
Observations like color, smell
- B.
Numerical values like 15mL
- C.
Good results
Correct Answer
B. Numerical values like 15mLExplanation
Quantitative measurements refer to observations that can be expressed as numerical values, such as 15mL. These measurements provide a precise and objective way to quantify and compare different aspects of the observed phenomenon. While color and smell can also be observed, they are considered qualitative measurements as they cannot be expressed numerically. Good results, on the other hand, do not fall under the category of quantitative measurements as they are subjective and cannot be measured in a numerical manner.Rate this question:
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- 4.
Hard water results in more bubbles.
- A.
True
- B.
False
Correct Answer
B. FalseExplanation
Hard water actually results in fewer bubbles. Hard water contains high levels of minerals, such as calcium and magnesium, which can interfere with the formation of bubbles. This is because these minerals react with the soap or detergent, reducing its ability to create bubbles. Therefore, when using hard water, it is common to see fewer bubbles compared to when using soft water.Rate this question:
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- 5.
Hard water causes
- A.
Soap scum
- B.
Cleanliness
- C.
Tooth decay
Correct Answer
A. Soap scumExplanation
Hard water contains a high concentration of minerals such as calcium and magnesium. When soap is used with hard water, these minerals react with the soap to form a sticky residue known as soap scum. Soap scum can build up on surfaces, such as bathtubs and sinks, and can be difficult to remove. Therefore, the presence of hard water can cause soap scum to form.Rate this question:
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- 6.
Bubbles can form because of
- A.
Acids
- B.
Bases
- C.
Salts
- D.
Surface tension
Correct Answer
D. Surface tensionExplanation
Bubbles can form due to surface tension. Surface tension is the force that acts on the surface of a liquid, causing it to behave like a stretched elastic sheet. When a liquid is exposed to air, the molecules at the surface experience a stronger inward pull from the surrounding liquid molecules. This creates a thin film on the surface that is capable of trapping air or other gases, forming bubbles. Surface tension allows the bubbles to maintain their shape and resist bursting, making it the correct answer.Rate this question:
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- 7.
Bubbles always from __________ because of decreasing surface area.
- A.
Spheres
- B.
Squares
- C.
Ovals
Correct Answer
A. SpHeresExplanation
Bubbles always form in spheres because a sphere has the minimum surface area for a given volume. This is due to the fact that a sphere has a symmetrical shape, allowing for equal distribution of pressure across its surface. As a result, the surface tension of the liquid is able to pull the liquid molecules together into a spherical shape, minimizing the surface area and energy required. In contrast, squares and ovals have more surface area for the same volume, making it less favorable for bubbles to form in these shapes.Rate this question:
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- 8.
The thickest bubble will be the color _________
- A.
Red
- B.
Green
- C.
Blue
- D.
Violet
Correct Answer
A. RedExplanation
The thickest bubble will be the color red because it is the color with the longest wavelength in the visible light spectrum. When light passes through a bubble, it undergoes interference, causing certain colors to cancel out and others to amplify. Red light has the longest wavelength, which allows it to interfere constructively and create a thicker bubble.Rate this question:
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Our quizzes are rigorously reviewed, monitored and continuously updated by our expert board to maintain accuracy, relevance, and timeliness.
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Current Version
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Mar 20, 2023Quiz Edited by
ProProfs Editorial Team -
Dec 23, 2010Quiz Created by
Lmmurp2
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