The layer of the upper mantle that can flow is called the what?
a. athenosphere
b. lithosphere
c. inner core
d. continental drift

Given right triangle xyz, which correctly describes the locations of the sides in relation to

What situation is an example of an observational study

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices