# Do You Know Working With Units?

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Do you know working with units? A unit of measurement is a definite magnitude of a quantity, defined and adopted by convention or by law, that is used as a standard for measurement of the same kind of quantity.

• 1.

### The earliest known uniform systems of measurement seem to have all been created sometime in the ....

• A.

2nd and 1st millennia BC

• B.

3rd and 2nd millennia BC

• C.

4th and 3rd millennia BC

• D.

5th and 4th millennia BC

C. 4th and 3rd millennia BC
Explanation
The correct answer suggests that the earliest known uniform systems of measurement were created in the 4th and 3rd millennia BC. This means that these systems were established between 4000 and 2000 BC. It implies that humans began developing standardized ways to measure quantities and distances during this time period, which shows the early advancement of civilizations in terms of organizing and quantifying their surroundings.

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• 2.

### The .... is a unit of length that represents a definite predetermined length.

• A.

Metre

• B.

Weight

• C.

Mass

• D.

Megaton

A. Metre
Explanation
The metre is a unit of length that represents a definite predetermined length. It is commonly used in measuring distances and dimensions.

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• 3.

### .... is the science of developing nationally and internationally accepted units of measurement.

• A.

SI Units

• B.

Metrology

• C.

Weights

• D.

Measure Acts

B. Metrology
Explanation
Metrology is the science of developing nationally and internationally accepted units of measurement. It involves the study and establishment of precise measurement standards, as well as the calibration and comparison of measuring instruments. Metrology plays a crucial role in various fields, including manufacturing, engineering, and scientific research, ensuring accuracy, consistency, and uniformity in measurements. By developing standardized units, metrology enables effective communication, trade, and collaboration on a global scale, facilitating accurate and reliable measurements across different industries and countries.

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• 4.

### Weights and measures are mentioned in the ....

• A.

The Quran

• B.

The Bible

• C.

The Hymn Book

• D.

The Shakespeare

B. The Bible
Explanation
Weights and measures are mentioned in the Bible. The Bible contains various references to weights and measures throughout its text, particularly in the Old Testament. These references provide guidance on the use of accurate and just weights and measures in trade and commerce. They emphasize the importance of fairness and honesty in transactions, highlighting the significance of using proper standards for weights and measures.

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• 5.

### As of the ...., multiple unit systems are used all over the world such as the United States Customary System, the British Customary System, and the International System.

• A.

21st century

• B.

20th century

• C.

14th century

• D.

15th century

A. 21st century
Explanation
In the 21st century, multiple unit systems are used all over the world such as the United States Customary System, the British Customary System, and the International System. This implies that prior to the 21st century, these unit systems may not have been widely used or recognized globally.

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• 6.

### The systematic effort to develop a universally acceptable system of units dates back to ... when the French National Assembly charged the French Academy of Sciences to come up such a unit system.

• A.

1997

• B.

1819

• C.

1556

• D.

1790

D. 1790
Explanation
In 1790, the French National Assembly charged the French Academy of Sciences with the task of developing a universally acceptable system of units. This systematic effort to establish a standardized unit system was initiated during this time period.

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• 7.

### This system was the precursor to the metric system which was quickly developed in France but did not take on universal acceptance until .... when The Metric Convention Treaty was signed by 17 nations

• A.

2000

• B.

1918

• C.

1608

• D.

1875

D. 1875
Explanation
In 1875, The Metric Convention Treaty was signed by 17 nations, which led to the universal acceptance of the metric system. This system was developed in France as a precursor to the metric system. The signing of the treaty marked a significant milestone in the adoption and standardization of the metric system worldwide.

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• 8.

### The CGPM produced the current SI system which was adopted in .... at the 10th conference of weights and measures. Currently, the United States is a dual-system society which uses both the SI system and the US Customary system.

• A.

1954

• B.

1999

• C.

2017

• D.

1918

A. 1954
Explanation
The correct answer is 1954. The CGPM (General Conference on Weights and Measures) produced the current SI (International System of Units) system, which was adopted in 1954 at the 10th conference of weights and measures. Currently, the United States is a dual-system society that uses both the SI system and the US Customary system.

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• 9.

### Units is a topic under ....

• A.

Music

• B.

Maths

• C.

Biology

• D.

Sociology

B. Maths
Explanation
Units is a topic under maths. In mathematics, units refer to the standard measurements used to quantify different quantities. It involves understanding and converting between different units of length, weight, time, volume, and other physical quantities. The study of units is essential in various mathematical applications, such as solving equations, performing calculations, and analyzing data.

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• 10.

### Who is not a mathematician here?

• A.

Will Smith

• B.

Albert Einstein

• C.

Isaac Newton

• D.

Pythagoras

A. Will Smith
Explanation
Will Smith is not a mathematician because he is primarily known as an actor and rapper, not for his contributions or expertise in mathematics. On the other hand, Albert Einstein, Isaac Newton, and Pythagoras are all renowned mathematicians who have made significant contributions to the field.

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• Current Version
• Mar 20, 2023
Quiz Edited by
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• Jan 31, 2018
Quiz Created by
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