|The water ____ of sand is greater than that of clay.
|Millions of years of heat and pressure converts ____ into coal.
|A mineral's ____can be transparent, translucent, or opaque.
|Rain that falls on land and flows into a lake is called ____.
|The distance in degrees north or south of the equator is ____.
|The rigid lithosphere floats atop the slowly flowing ____.
|Circles of latitude are parallel to the ____ on a globe.
|An underwater earthquake could generate a ____.