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Prepared by: learnloophq@gmail.com
Last edited 26 days ago by Learn LoopHQ.

Chapter: 02. Physical Quantities And Measurement 1

Answer in one line
What is the approximate equivalent of 1 inch in centimetres?
What is the primary reason why food adulteration is done?
What specific national standards are kept at the National Physical Laboratory in New Delhi?
What is the main difference in size between a ruler and a metre scale?
What are grams and milligrams used to measure?
Can a person be without mass if there is no gravity?
How many inches are in one foot?
Describe the setup for measuring the diameter of a ball using a ruler and two wooden blocks.
Name the SI unit for time.
What is the conversion factor between grams and milligrams?
What is the scientific term for the quantity of matter contained in a body?
How many millimetres are there in 1 centimetre?
What does the ‘Tare’ button on an electronic balance do?
What are submultiples of the metre?
Why should chemicals not be placed directly on the balance pan?
Name one traditional unit used in India for measuring gold.
What is the significance of the lead seal on standard weights used by shopkeepers?
When measuring width, height, or depth, what physical quantity are you essentially measuring?
What is the purpose of measurement in daily life?
Why did people in earlier times stop using body parts for measurement?
What is the relationship between 1 metre and centimetres?
Name two key components of a beam balance.
What are the two types of adulteration that occur due to human action (intentional or accidental)?
Name one traditional unit used in India for measuring grains by volume.
How do you find the approximate area of a regular shape using a graph paper regarding incomplete squares?
If the zero mark on a ruler is not visible, how should you measure the length of an object?
Why does a glass filled with milk feel lighter than a jug filled with milk?
According to the virtual tour video, name two body parts historically used for measuring things.
Why is it important to place the ruler as close as possible to the object being measured?
To convert millimetres (mm) into centimetres (cm), what mathematical operation should be performed?
What is the conversion factor between kilograms and grams?
Name one traditional unit used in India for measuring land.
How do you convert kilometres (km) into metres (m)?
What kinds of measurements (length or mass) are involved when buying fruits/vegetables and cloth?
When weighing potatoes on a beam balance, what indicates that the mass of the potatoes is equal to the standard weight?
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