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Name the Three Convenient Units Used to Measure Length Ranging from Very Short to Very Long Value. How Are They Related to the S.I Unit? - Physics

Name the three convenient units used to measure length ranging from very short to very long value. How are they related to the S.I unit?

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Solution

Three convenient units of length and their relation with the S.I. unit of length:

(1) 1 Angstrom (Å) = 10-10 m

(2) 1 kilometre (km) = 103 m

(3) 1 light year (ly) = 9.46 × 1015 m

Concept: International System of Units
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APPEARS IN

Selina Concise Physics Class 9 ICSE
Chapter 1 Measurements and Experimentation
Exercise 1 (A) | Q 13 | Page 9
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