You have to cast the shadow of your pencil on the wall with the help of candles in a dark room. How can you obtain the shadow of
same size, small size and big size of the same pencil?

Five different substances are given to you to be dissolved in water. which substances are most likely to undergo dissolution in water? check all that apply. view available hint(s) check all that apply. sodium fluoride, naf octane, c8h18 propanol, ch3ch2ch2oh potassium iodide, ki benzene, c6h6