Theories for how the universe formed, have taken which of the following into account? A) That the closer the galaxies are to us, there will be more of a red-shift.

B) That the further away a galaxy is to us, there will be more of a red-shift.

C) That the further away a galaxy is to us, there will be less of a red-shift.

D) That the further away a galaxy is to us, there will be a blue-shift.

Answer they are produced by collision of tectonic plates;

Humans have survived and thrived in mexico city by using technology to create greater access to land. when the spanish conquered the aztec capital, tenochtitlan, in the 16th century, they built mexico city by draining the lakes and filling in the lake water to create more arable land for agriculture. this technique of land reclamation has continued to be fundamental to human civilization in mexico city. 

Sonar is an application of the doppler effect used by submarines.  this test was on k12.

There is a great difference between the windward and leeward side of a mountain. windward and leeward sides are opposites.