Sedimentary Rocks Answers

0 verified answers1 views
1
Free Preview

Which phrase describes an extrusive rock?

A
fine texture
B
cooled slowly
C
found deep underground
D
different, easily observed minerals
3

Which trait is common to rocks formed from magma trapped inside a volcano?

A
less dense
B
fine crystals
C
coarse texture
D
quickly cooled
4

An igneous rock is found on the ground and has no identifiable crystals. What is the most likely origin of this rock?

A
molten material that cooled slowly
B
molten material that cooled quickly
C
rock that was eroded by surrounding rocks
D
rock that was exposed to extreme pressure
6

Which two features of igneous rocks are determined by their cooling rate?

A
color and shininess
B
shininess and hardness
C
hardness and crystal size
D
crystal size and rock texture
8

An igneous rock has small, dark crystals. Which statement also accurately describes this rock?

A
It is an intrusive rock.
B
It has a coarse texture.
C
It was found on Earth’s surface.
D
It was formed from slow cooling.
9

Which type of rock forms when molten material cools and hardens inside Earth?

A
an igneous rock
B
an extrusive rock
C
a rock with fine texture
D
a rock with small crystals
10

Which phrase describes a feature of igneous rocks that cool quickly during formation?

A
small crystals
B
coarse surfaces
C
found beneath Earth’s surface
D
exposed after erosion occurs

Did you find these answers helpful?

Sedimentary Rocks Answers — SS4 PGCPS EARTH…