FYKOS Year 25 Series 6 Problem 4 — intelligent polar bears · FYKOS 25 #25.6.4
Physics · mechanics
Problem
A sphere of ice is floating in the Arctic Ocean. Calculate the fraction of its surface that is above the sea level. The density of ice is 917 kg ⁄ m and the density of salty water is 1025 kg ⁄ m.