Guys please can you help me to do this please, if you see below there are two blue words, the first (north) can change to south and the second (south) can change to north and I need to know what the answer is

the earth is orbiting

Explanation: it changes and orbits

answer; i believe the correct answer is (solid gold);

state the principle of separating two immiscible liquids by separating funnel. describe an activity with diagram to separate a mixture of water and kerosene oil. answer: immiscible layers separate out in layers depending on their densities in separating funne