Types of Rock
Cooled
Heat and pressure
The process by which rocks are broken down over time is called
Name the kind of rock that is formed by heat and pressure
Metamorphic Rock
Sediments are fused together to form sedimentary rock in a two step process. What are these two processes? (Hint: They both start with the letter C)
Compaction and cementation
What are the two kinds of igneous rocks that can be formed?
Intrusive and extrusive
Metamorphic rock can be formed from what kinds of rocks?
What are two means in which sediments are eroded
wind and water
Name the kind of rock that is formed from cooling of MAGMA
Intrusive Igneous Rock
Sedimentary rocks can be formed from what other kinds of rock?
Igneous, metamorphic, and other sedimentary rocks
The most common type of igneous rock is called basalt. True or false?
True!
Thinking back to our crayon lab, when did our crayon turn into a metamorphic rock?
When we melted it
Name a type of chemical weathering
Acid rain, rust, oxidation
Extrusive igneous rock
Fossils are found in sedimentary rock. True or False?
True
Igneous rock can be formed from what other kinds of rock?
Metamorphic rock can often be identified by waving layers within the rock. True or false.
True
Name a type of physical weathering
No, they can only be broken down and recycled into new rocks
Where are sedimentary rocks often found?
At the bottom of bodies of water (Lakes and oceans)
Igneous Rocks can be formed from what kind of motion of tectonic plates?
a. Tectonic plates moving towards each other
b. Tectonic plates moving side by side
c. Tectonic plate sliding underneath another tectonic plate (subduction)
c. Tectonic plate sliding underneath another tectonic plate (subduction)
The most common type of metamorphic rock is called...
(Hint: it is also another word for kind)
Gneiss
Name a type of biological weathering
animal burrows, human activity, plant roots