metamorphic rocks are formed due to _______
pressure
sedimentary rocks are formed with __________
weathering and erosion
what is the name of the substance that forms igneous rocks?
clue: you can add molten before it to specify what you're talking about
(molten) magma
most of our earth's crust contains this element
oxygen
what is outermost layer of the earth?
the crust
in the transportation part of erosion, there is one substance that is the most common form of transportation. can you name it?
water; rivers, deltas, springs, or canals
which Canadian province aligns with the ring of fire?
British Columbia (BC)
true or false? metamorphic rocks can rearrange its crystals while under pressure to transform into other rocks?
true
name two sedimentary rocks
Examples of answers: Sandstone, Siltstone, shale, and limestone.
name two igneous rocks
there is a valley in California named after this element that is found in the earth's crust
Silicon (silicon valley)
what is the innermost layer of the earth?
the inner core
True or False? the grand canyon has so many deep canyons because the water that was once there eroded.
True
what is the word that refers to what is happening underground when there is an earthquake
oceanic-continential subduction