Phase Changes

Question 1

As the bottle is carried from 14,000 feet to 9,000 feet to 1,000 feet, it becomes compressed. What would happen if you took a normal-shaped bottle, sealed it at 1,000 feet, and then carried it up to 14,000 feet?

Revolt · Accepted Answer

C: The bottle would expand and may eventually burst.

Question 2

A student inflates a balloon for a party inside her house, where the temperature is 23°C. She then takes the balloon outside, where the temperature is 12°C. What most likely will happen to the balloon?

Revolt · Accepted Answer

C: It will shrink.

Question 3

Airplane cabins are pressurized so passengers can breathe comfortably at altitudes of up to 9,200 meters (30,000 feet).The air pressure inside the cabin at this altitude, however, is still lower than the atmospheric pressure at sea level. A passenger opens a resealable bag of raisins before the plane takes off from approximately sea level. He reseals the bag and leaves some air surrounding the raisins. What will the bag most likely look like when the plane is at its highest altitude?

Revolt · Accepted Answer

C: It will have expanded.

Phase Changes Answers

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