Two substances, P and Q, were used to fill a syringe. The plunger was then pushed in as shown in the diagram. |
Which of the following would most likely be P and Q? |
A)
P
Q
Oil
Salt
B)
P
Q
Rice
Oxygen
C)
P
Q
Air
Water
D)
P
Q
Flour
Water vapour
Correct Answer: C
Solution :
P could be air as it gets compressed when plunger is pushed down. Q could be water as liquids cannot be compressed.You need to login to perform this action.
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