1.
Air and water are found on which planet?
2.
When we put a block of wood in fresh water it floats on it. What will happen if the same block is dropped in water from ocean (Saline) water?
3.
4.
In health care system medicines are injected using syringes or needle. Filling of medicine in syringe is due to
5.
Which of the following picture correctly represents the composition of air? Where P = Nitrogen, Q = Oxygen, R = Inert gas, S = Carbon dioxide
6.
Air exerts pressure can be shown by which of the following example?
7.
Which of the following process is component of water cycle?
8.
Regarding air, which of the following statement(s) is / are true
(i) Air has no mass
(ii) Air is needed for burning
(iii) Air exerts pressure from all sides and on everything
9.
Rain water harvesting is
10.