On the figure below, what are A, B, and C, respectively?

A refracting telescope works by use of a(n) __________, whereas a reflecting telescope uses a(n) __________.  

__________ melting occurs at subduction zones because the downgoing plate __________.

Which of the following techniques is able to determine the farthest distance of space objects?

The decrease in altitude of the tropopause with increasing latitude results in the polar-front jet stream

Seafloor spreading is associated with

When it runs out of fuel, a(n) __________-mass star such as our Sun will become a __________.

Though typically nonfoliated, both marble and quartzite can be foliated if

A nonfoliated metamorphic rock formed from limestone and thus composed entirely of calcite is called 

The early maps of the continental shorelines are distorted from what they really look like because early ocean navigators