SONAR stands for "sound navigation and ranging,” and it is used to map and explore the ocean floor.
Answer:
Hi sorry for answering here but you didnt put the options there
Explanation:
I'll still try to answer though so maybe the mixture from one of the questions might be something like oil and water which don't mix and can be separated by decantation so something similar would work. Hope this helps
Angular momemtum : mass * tangential speed * distance to the center = 50*2.1*3.6=37800 J.s