A bat flies toward a wall, emitting a steady sound of frequency 1. 70 khz. This bat hears its own sound plus the sound reflected by the wall.

To avoid becoming distracted by an urgent situation while driving, you must: a. deal with it while you continue driving b. think about while you're stopped at intersections c. pull over to deal with it

Increasing line of siam top trave increasing line of sight and path of travel is good idea when driving at higher speeds because it a driver to remain prepared

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.