Question

ACTIVITY 1 [5] AIM: To compare densities of oil and water to each other by testing whether the oil will float on the water. Apparatus: small glass beaker/ glass, water and oil. Method 1. Pour a little oil in the beaker/ glass 2. Fill the beaker/ glass thereafter with water and record your observations 3. Stir the mixture and leave it to stand for a few minutes. Record your observations. QUESTIONS 1. What do you observe after the oil is added to the water in the beaker? 2. What do you observe after stirring the mixture of oil and water and left to stand for a while? (2) 3. Write down your conclusions for this investigation. (1) ACTIVITY 2 VESTIGATION: COMPARING THE DENSITIES OF SAND, FLOUR, WATER AND AIR (2)​

Answer 1

1) It will always float on top of water

2) The oil slowly rises to the top of the water

3) In conclusion, they will eventually separate in to two different layers.

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