The Earth and Layers
What layer of the Earth do we live on?
The crust.
How are heat, pressure, and time related to volcanoes?
Answers vary.
How many types of rocks are there?
Three.
Name two minerals we learned about.
ruby, sapphire, diamond, emerald, etc
What does extinct mean?
No longer living.
Which layer is in the center of the Earth?
The inner core.
What is a geyser?
A spray of stream from a crack in the earth's crust.
What kind of rock is made of cooled magma?
Igneous rock.
What can minerals be used for?
Jewelry, tools, salt
How do scientists know what dinosaurs look like?
They find their bones and put them together.
What is the imaginary line that splits the Earth into the Northern and Southern Hemisphere?
Which one flows out of a volcano...lava or magma?
Lava.
What kind of rock is made of seashells and other sediments?
Sedimentary Rock.
What is the common mineral that we eat?
Salt.
What do paleontologists think caused the extinction?
What state do we live in?
Wisconsin
Why do scientists want to study rocks in The Grand Canyon?
They can see all the layers.
What does metamorphic mean?
Rock that has been changed.
Where are minerals found?
Inside rocks.
What are the scientists that study dinosaurs called?
Paleontologists.
What model did we make in class of the layers of the Earth?
pudding cups
What is a scientist who studies the Earth called?
A Geologist.
Answers vary.
What is a mineral?
A building block of rocks.
What is the word for digging up bones or artifacts?
Excavation.