The nucleus of old crystalline rock in each of the principal continental masses is called a
A) basalt mass.
B) continental shield, or craton.
C) mountain mass.
D) composite zone.
Question 2
A hypsographic curve is
A) a graph that shows the change in temperature with depth below the surface of a continent.
B) a graph that shows the change in temperature with depth below the surface of the ocean floor.
C) a generalized curve showing Earth's surface by area and elevation in relation to sea level.
D) a graph that shows Earth is of relatively high relief.
E) a graph that shows Earth's relief is great when compared to its diameter.
Diagram of a cell nucleus
Herniated disk. A herniated disk is a protrusion of the disk’s gelatinous center, called the nucleus
Rock and Plastic
Reed-Sternberg cells are large, abnormal lymphocytes that may contain more than one nucleus. These ...
Normal and thermal inversion air masses interaction
The nucleolus (arrow) is a prominent structure in the nucleus