Question

3. Give two examples of the following.
a. Soluble substances
b. Insoluble substances
C. Objects that sink in water
d. Objects that float on water​

Answer 1

Answer:

c= coins,rock,marbel sink in water

d= appels,empty bottel,ballon,sponges etc

Answer 2

Answer:

1)Soluble substances- Salt, ethanol and sugar

2)Insoluble substances - sand, fats, wood, metals, and plastic

3)Objects that float in water- ice, plastic, wood, oil, sponge, petrol, kerosene, acetone, gases, polystyrene, wax, ships.

4)Objects that sink in water-rock, marble, steel, iron, copper, nickel, gallium, sand, mercury, beryllium.