Is this supposed to be a circle or something else. Let me know ASAP to put me on the right track to solving it.
Answer:
Changes in the pressure create the flow of the air to move up and down in the ear and thus create popping sound.
Explanation:
- The ear-popping is caused by the phenomenon of the opening of the Eustachian tube when one swallows and it might be automatically when you blow our nose or are setting in an airplane and this sound is created when the air enters the middle ear through the tube.
The answer to your question is Aksum
Tiananmen Square is in Beijing, China. Therefore the answer is 2, China.
hope this helps:D
Answer:
Well, the deepest hole humans have ever dug was about 7.5 miles deep, in Murmansk, Russia. We should care about what is beneath our feet because something terrible could be afoot. For example, there could be some kind of anomaly under a heavily populated city. This anomaly could range from anything such as volcanic activity to instability in the ground on which the city is built. We should care about what is in the earth to make sure human life is not somehow endangered by something under our feet. I hope this helps!
Explanation:
