Question

What is the difference between Aº and A.U.? (with units)
​

Answer 1

Both are units used to measure distances. An angstrom is 10 -10 meters - a very small unit. An AU is the distance from Earth to Sun, used to compare distances in the Solar System - a distance of about 150 million kilometers

Answer 2

Answer:

Both are units used to measure distances. An angstrom is 10 -10 meters - a very small unit. An AU is the distance from Earth to Sun, used to compare distances in the Solar System - a distance of about 150 million kilometers.

Hope it helps :)