Light reflects off the medium at a angle to which it initially struck the material. pls fill in the blank for me, I can't seem to find the answer in my lesson.

Air masses are characterized by various properties including temperature humidity air temperature pressure and wind speed . which of the following air masses is associated with low relative humidity and high temperature

The earth is composed of three different chemical layers: core, mantle and crust. the formation of these layers was from a process called

Residents of moldova are mainly a. russian b. ukrainian c. serbian d. romanian the answer is d. romanian