Vocabulary
If dinosaurs are extinct, what does that mean?
There are no dinosaurs left on Earth.
What layer do we live on?
The crust
What is a fossil?
The preserved remains or imprint of a plant or animal.
What comes out of a volcano?
Lava.
What shape is Earth?
A sphere (ball).
What does preserved mean?
Kept safe so it can last a long time.
What is the mantle?
A layer inside Earth beneath the crust. Contains rock and molten rock as you go deeper.
What kind of scientist studies rocks and fossils?
A geologist.
What is magma?
Melted rock inside Earth.
What covers Earth's surface?
Continents and oceans.
What is pressure?
When something pushes or presses on something else.
What is the inner core made of?
Solid metal.
What rock forms from layers of sediments?
Sedimentary rock.
What happens when magma reaches Earth's surface?
A volcano erupts.
What is the equator?
An imaginary line around the middle of Earth.
What does it mean if something varies?
Answer: It changes or is different.
How many main layers did we learn about in Earth?
Four (crust, mantle, outer core, inner core)
What are the three groups of rocks?
Igneous, Sedimentary, Metamorphic.
True or False: Volcanoes can be destructive.
True.
What is at the very top of Earth?
The North Pole.
Name two characteristics of rocks.
Color, texture, shape, size.
Put these in order from outside to inside: Outer Core, Mantle, Crust, Inner Core
Crust -> Mantle -> Outer Core -> Inner Core
How do we know dinosaurs once lived on Earth?
Fossils and fossilized bones.
Is a geyser an eruption of lava?
No! A geyser shoots hot water and steam.
What is at the very bottom of Earth?
The South Pole.