Which two processes result in the formation of igneous rocks?
Answer Choices;
A.crystallization and cementation
B.melting and solidification
C.sedimentation and evaporation
D.compression and precipitation

Question

Which two processes result in the formation of igneous rocks?
Answer Choices;
 	A.crystallization and cementation
 	B.melting and solidification
 	C.sedimentation and evaporation
 	D.compression and precipitation

anonymous · Answer

@sachine94 , time for another ? :)

anonymous · Answer

i think its B melting and solidification

anonymous · Answer

Right ! :) .. 

The two basic types of optical telescopes are

 	A.infrared telescopes and X-ray telescopes.
 	B.refracting telescopes and reflecting telescopes.
 	C.reflecting telescopes and infrared telescopes.
 	D.X-ray telescopes and radio telescopes.

anonymous · Answer

B.refracting and reflecting coz its the most basic telescopes