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6 questions
Which of the following is not a property of air?
Air has weight
Air is invisible
Air is oxygen
Air is impacted by temperature
What can be concluded from the experiment pictured?
Air has no volume
Air has mass
The mass of the black balloon is increasing
The mass of the meter stick is unreliable
Anu was sucking air out of plastic bottle. On doing so, she observed that the bottle started deforming. Which of the following is correct regarding this observation?
Air pressure inside the bottle is EQUAL to that outside it
Air pressure inside the bottle is MORE than that outside it
Air pressure inside the bottle is LESS than that outside it
Rinu inflated 4 balloons as shown below. What property of air can be proved from the given figures?
Air has weight
Air occupy space
Air expand on heating
Raya drinks lemonade with a straw. The lemonade moves up to the straw due to ____________?
Evaporation
Condensation
Air pressure
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