Show:
Earth
Igneous
Sedimentary
Metamorphic
Crystals
100
you can compare the earth's crust to a _________.
What is Eggshell
100
Igneous means made of ______ or _____.
What is fire, heat
100
what is the next step of the rock cycle after sedimentary rocks?
What is Metamorphic rocks
100
Metamorphic rocks are rocks that have ________.
What is Changed
100
_________ is a very common quartz crystal
What is Amethist
200
Inside the earth there is a liquid core of ______.
What is Molten Rock/Magma
200
Igneous rocks are formed when ______ cools and turns to solid rock.
What is lava, magma
200
There are __ different types of sedimentary rocks.
What is Six
200
Metamorphic rocks are the _______ common of the three rock types.
What is Least
200
_____ crystals don't take long to grow so you can watch them grow at home
What is Salt
300
How thick is the mantle?
What is 2900km
300
There are __ different kinds of igneous rocks.
What is Five
300
One type of soft stone that is a sedimentary rock is __________.
What is Sandstone
300
Metamorphic rocks are caused by ___________ or movement of the earth.
What is Weathering
300
Most mineral crystals take __________ of years to grow.
What is Thousand
400
The core is mostly made of what?
What is nickel and iron
400
When the magma gets hard inside the crust, it turns to ________.
What is granite
400
Sedimentary rocks are formed in many different _______.
What is Layers
400
The word Metamorphic comes from the ______ "meta" and "morph" Which means to change form.
What is Greek
400
What is a big hunk of mineral called?
What is Massive Mineral
500
Name three things the earth is made of.......
What is What is oxygen, magnesium, aluminum, silicon, calcuim, sodium, potassium, or iron
500
When the lava cools & turns hard it is called lavarock, obsidian, or _______.
What is Pumice
500
Sedimentary rocks cover ___% of the earth.
What is 75%
500
_______ is a example of a sedimentary rock that has changed into a metamorphic rock.
What is Marble
500
Crystals are _________ that have had a chamce to grow in the shape they were meant to be,
What is Minerals