Saturn is about 60,000 km in radius, and its rings are only about 0.01 km thick with ripples 100 m high. design a really big model with saturn 60 inches in radius (10 feet in diameter). how thick must the rings be in your model and how high can the ripples be?

Ahowler monkey is the loudest land animal and, under some circumstances, can be heard up to a distance of 4.6 km. assume the acoustic output of a howler to be uniform in all directions and that the threshold of hearing is 1.0 × 10-12 w/m2. what is the acoustic power emitted by the howler

The heliocentric and the geocentric models of the solar system included these central principles

What is similar between metals and suspensions