Quote by: jentankq
Please help me of the followings.
I have one more question.
1)Mary sets up an experiment. She sticks a cotton wool to the bottom of a glass. Then she inverts the glass and pushes it into the basin of water.
a) Explain why the cotton wool will not get wet.
b))Mary realised that there is some water in the glass. Explain why this is so.
Kindly help to solve. Thank you.
2)Please help me of the following.
John fixed a tube to a balloon and placed it into a basin of water which os half-filled.
a)What will happen to the water level in the basin when air is blown through the tube?
b)Explain your answer based on the above?