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Earn 100

How can you find north-south direction at your place? 

Important Questions on Measurements and Units

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Science>Physics>Measurements and Units>Time

Choose the odd one out giving reason.

 

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Science>Physics>Measurements and Units>Time
Why cannot a foot length or cubit be used as a standard unit of length?
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Science>Physics>Measurements and Units>Time

How will you measure the side of a carrom board?

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Science>Physics>Measurements and Units>Time

Body parts give the same measurement when measured by different people.

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Science>Physics>Measurements and Units>Time
Explain why, hand-span cannot be used as a standard unit of length.
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Science>Physics>Measurements and Units>Time
Name any two measures used in ancient times.
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Science>Physics>Measurements and Units>Time
Name the non-standard units of measurement that were used by people in earlier times. Why do you think these units are not used these days?
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Science>Physics>Measurements and Units>Time
The hand span is a reliable method of measurement of length.
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Science>Physics>Measurements and Units>Time
Name two body parts of a person which can be used as units of measuring length.
MEDIUM
Science>Physics>Measurements and Units>Time
What did people in ancient times use to measure length?
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Science>Physics>Measurements and Units>Time
How was time calculated in earlier days? What does a calendar tell us?
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Science>Physics>Measurements and Units>Time
Why a foot-step cannot be used as a standard unit of length?
MEDIUM
Science>Physics>Measurements and Units>Time
Why did people in ancient times realise the need for some fixed quantity of measurement?
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Science>Physics>Measurements and Units>Time
Why cannot we use the handspan to measure the length of any object?
MEDIUM
Science>Physics>Measurements and Units>Time
Elaborate the ways in which people in ancient times used to measure length. Also mention the importance or need of accurate measurement.
MEDIUM
Science>Physics>Measurements and Units>Time
How did people measure the length and weight of things in olden days?
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Science>Physics>Measurements and Units>Time
Cotyledons are also called-
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Science>Physics>Measurements and Units>Time
Discuss why non-standard units cannot be used for accurate measurements.
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Science>Physics>Measurements and Units>Time
What did people in ancient times use for measurement?
MEDIUM
Science>Physics>Measurements and Units>Time
What is cubit? Explain why cubit cannot be used as a standard unit of length.