Question

Is light year a fundamental unit or a derived unit ? Arrange in descending order of magnitude -angstrom, femtometer, micron, nanometer?????? ​

Answer 1

Answer:

• Light year is a derived unit
• Descending order : micron, nanometer, angstrom, femtometer

ADDITIONAL INFORMATION :

There are 7 fundamental units

1. Length
2. Mass
3. Time
4. Electric current
5. Luminous intensity
6. Amount of substance
7. Temperature

Please don't forget to mark as BRAINLIEST

Answer 2

Answer: derived quantity

Explanation: 1 light year = the distance light travels in 1 year

1 light year = 3.8*10^8 x 365 days

Descending order = femtometre, angstrom, nano, micron