Questions about pressure, person who answers all correctly earns 10 points!?

Question

Explain the 5 situations
1. Airplane passengers experience discomfort if the cabin undergoes a drop in air pressure.

2. Carbonated soft drink cans "pop" when the container is opened.

3. Tennis balls are sold in pressurized containers.

4. When you climb a mountain or ride in an elevator to the top of a tall building, you ears "pop."

5. Some people add air to their tires in the winter and take air out of their tires in the summer.

Answer 1

1 because the amount of air in the plane is lower making it harder to breath

2 the carbon dioxide has escaped from the liquid and became a gas and has caused a presser build up in the remainder of the can

3 the way a tinnies ball is made the air will just become equal on the outside of the ball as there is on the inside and keep its shape

4 your ears are not use to the low air pressure

5 in cold weather the air will condense making less air pressure and the hot weather will make the air pressure rise

Answer 2

Heat or cold cause air pressure to increase or decrease causing all of the things listed above to happen.

Answer 3

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