12. a football match is being played at night in a stadium with flood lights on. you can see the shadow of a football kept at the ground but cannot see its shadow when it is kicked high in the air. explain.

answer: you could do some invislibe ink.

explanation: i will tell you how to if u answer my question.

c8h10 is your answerr

water and alcohols have similar properties because water molecules contain hydroxyl groups that can form hydrogen bonds with other water molecules and with alcohol molecules, and likewise alcohol molecules can form hydrogen bonds with other alcohol molecules as well as with water.

answersilicon (si); oxygen (o);