What caused the stickleback population to have less armor and become faster?

How will globalization most likely affect language around the world? no new languages will be created. nations will adopt a universal language. more languages will become extinct. english will become less prevalent. languages will grow more isolated and distinct.

(10 points) 1. cone 2. rectangle 3. triangle 4. circle 5. cylinder a. perpendicular cross section of a pyramid b. perpendicular cross section of a cylinder c. parallel cross section of a sphere d. shape created when a rectangle is rotated about the y-axis e. shape created when a right triangle is rotated about the y-axis

In plate tectonics, why is the north american plate tectonically inactive?