Match each purpose to a text structure that would help an author achieve the purpose.
tell how black holes and whirlpools are
alike and different
sequence
tell the order of events that lead a star
to become a black hole
compare and contrast
tell why black holes form
description
tell the characteristics and features of
a black hole
cause and effect
Intro
Done

metamorphism is the change of minerals or geologic texture (distinct arrangement of minerals) in pre-existing rocks (protoliths), without the protolith melting into liquid magma (a solid-state change). the change occurs primarily due to heat, pressure, and the introduction of chemically active fluids. i hoped i !

lizards have adapted to life in the desert. some desert lizards have toes with spiny scales to them run across the sand without sinking. some use the sand to hide from predators, or to search for small animals that they prey upon.

the correct answer, according to e2020, is the second choice there is an occluded front in region a and a cold front in region b.