While traveling in the mountains on vacation, your 7-year-old niece begins to complain about the pressure in her ears as you reach higher altitudes. which structure within the middle ear is instrumental in equalizing middle ear pressure?

Rock concerts musical instruments cell phones and contact lenses are just a few things that are possible because of

What words in the preamble to the constitution reflect the principle of popular sovereignty

John recently received his semester grades and found that he had failed two courses. he says the reason he failed the two courses is that they were taught by female professors. john believes that women are really not smart enough to teach at the college level. in this example, the female professors are a) spacegoats and being blamed for john's grades b) being discriminatory toward john c) probably not smart enough to teach in a college d) prejudiced against john because he is male