Igneous Rocks
All igneous rocks are formed from _______.
Magma in volcanos
We made metamorphic rocks out of candy in our class, but who was the one person who chose not to morph his/her rocks?
Sophia
Sometimes we can see remains of an animal in a sedimentary rock. What are the remains called?
A fossil
What is the layer of earth we walk on?
The crust
Our Earth's crust is broken into _________ that move around on the top of the upper mantle.
Techtonic plates
The type of rock your mom may use to make her feet soft and smooth is called ______________.
Pumise
What candy did we use to make our own metamorphic rocks?
Name 1 of the 2 main things that it takes to make sedimentary rocks out of sediment.
What is the layer of earth at the very center of the earth?
The inner core
There is a line where 90% of the Earth's earthquakes and volcanos happen. It is call the ______________.
The Ring of Fire
Igneous rocks that cool slowly are called
Intrinsic rocks
Rocks morph into new rocks when they undergo 2 things.
Heat and pressure
Most sedimentary rocks have what kind of pattern in them?
Stripes
What is the layer of earth between the crust and the lower mantle?
Upper mantle
The size of an earthquake is measured on a scale of one to ___________.
Ten
Igneous rocks that cool quickly are called _________.
Extrinsic
Metamorphic rocks are divided into hardness levels. What are the levels called?
Low grade, medium grade, and high grade
The smallest particle of sediment size is called ____________.
Clay
Name a food that would represent the earth's layers and why.
An egg with the crust, mantle, and core.
Buildings are more likely to survive an earthquake if they have a strong _____________.
Foundation
The heavy, solid-black igneous rock that's very shiney, smooth, and cooled very slowly is called ______________.
Obsidian
Name 2 types of metamorphic rocks.
Name 2 particle sizes that make up sedimentary rocks.
Clay, silt, sand, pebble, stone, boulder
In a hardboiled egg, what would the yellow yolk represent?
The core
The point on the surface of the earth where an earthquake happens is called the _______________.
Epicenter