Science Olympiad Crime Busters 2010-2011
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How long is this event?
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60 minutes
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1 hour and 25 minutes
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50 minutes
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This quiz is for the ones in the Science Olympiad team doing Crime Busters for 2010-2011.
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- 2.
The bigger the splatter, the ________ _______ was used to make it.
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Less energy
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More energy
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Less aim
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More aim
Correct Answer
A. Less energyExplanation
The bigger the splatter, the less energy was used to make it. This implies that a smaller amount of energy was required to create a larger splatter. This could be because a larger splatter indicates that the substance was more easily dispersed, requiring less force or energy to achieve a wider spread.Rate this question:
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- 3.
What are the three groups of fibers?
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Fruit, Fur, and plastic.
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Animal, Vegetable, and man-made.
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Both.
Correct Answer
A. Animal, Vegetable, and man-made.Explanation
The three groups of fibers are animal, vegetable, and man-made. This means that fibers can be categorized into three main groups based on their source: animal fibers come from animals, vegetable fibers come from plants, and man-made fibers are synthetic or artificial.Rate this question:
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- 4.
What is DNA made up of?
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Twisted ladders.
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Blood.
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Genes.
Correct Answer
A. Genes.Explanation
DNA is not made up of twisted ladders or blood. DNA is a complex molecule that contains the genetic instructions for the development and functioning of all living organisms. It is made up of a long chain of nucleotides, which are composed of a sugar, a phosphate group, and a nitrogenous base. Genes, which are segments of DNA, carry the information for specific traits or characteristics. Therefore, the correct answer is genes.Rate this question:
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- 5.
What is the pH of lemon juice?
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4-5
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3
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6
Correct Answer
A. 3Explanation
Lemon juice has a pH of 3, making it acidic. The pH scale ranges from 0 to 14, with 0 being the most acidic and 14 being the most alkaline. A pH of 3 indicates that lemon juice is highly acidic, which is why it has a sour taste. The acidity of lemon juice is due to the presence of citric acid, which gives it its characteristic flavor and pH level.Rate this question:
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- 6.
What are the main three fingerprints?
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Whorl, loop, and arch.
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Whorl, tent arch, and circular.
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Loop, circle, and triangle.
Correct Answer
A. Whorl, loop, and arch.Explanation
The main three fingerprints are whorl, loop, and arch. Whorl refers to a pattern where ridges form a circular or spiral shape. Loop refers to a pattern where ridges enter from one side of the finger and exit from the same side. Arch refers to a pattern where ridges enter from one side and exit from the other side, forming a wave-like shape. These three patterns are commonly used in fingerprint identification and classification.Rate this question:
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Current Version
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Mar 21, 2023Quiz Edited by
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Dec 31, 2010Quiz Created by
Xsushigirl
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