Question

(8) Which of the following pairs of liquids do not mix with each other ?
A. Water and alcohol
B. Water and kerosene
C. Kerosene and petrol D. Water and milk
(9) Which method is used to separate rice grains from stalk?
A. Sieving B. Handpicking C. Winnowing D. Threshing​

Answer 1

Answer:

8.water and kerosene 9. winnowing

Explanation:

because kerosene is a oil and the property of oil is that it always floats on water(mark as brainlist

Answer 2

Explanation:

the answer is:-

the following liquids mix with each other:-

1. water and alcohol
2. kerosene and petrol
3. water and milk

why doesn't water and kerosene mix?

ans - because the mass of water is higher than that of kerosene which doesn't allow the kerosene to sink and it floats on the water.

the method used to separate rice grains from stalk is = sieving.

hope it helps you.....