Geology
How many layers of Earth are there?
Four
How many types of rocks are there? Name them.
Three (sedimentary, metamorphic, and igneous)
Name 3 landforms.
canyon, valley, plateau, volcano, island, mountain, coast, glacier
All rocks are made up of what?
Minerals
What is weathering?
The breaking down of the land, rocks, and minerals into smaller pieces by wind, water, and ice.
What is a geologist?
A scientist who studies the Earth.
Sedimentary rocks
What is the defintion of a landform?
The natural formation of the Earth's surface.
Name three properties of rocks.
hardness
streak
texture
color
luster
What are the three things a volcano can be?
Active
Dormant
Extinct
What is Geology?
The study of Earth.
How are metamorphic rocks made?
Heat and pressure
Name the 3 types of volcanoes?
cinder-cone
composite
shield
This property shows how the light reflects the rock.
Luster
What is the process that describes the natural, continuous process that forms, breaks down, and changes one type of rock into another type?
The rock cycle
What is the inner and outer core made of?
Iron and nickel (inner core is solid snd the outer core is liquid).
Name two types of igneous rocks.
Pumice
Granite
Obsidian
How many active volcanoes are there in the world?
1,500
Name two examples that tells the texture of a rock.
smooth
bumpy
sharp
rough
Name a slow change to Earth.
Name a quick change to Earth.
weathering and erosion
Earthquakes, landslides, volcanoes
What does molten mean?
Liquid rock
What are the two types of igneous rocks called? Hint: one forms below the Earth's surface and the other forms on the Earth's surface.
Intrusive and extrusive rocks
What caused the Grand Canyon to form? (Be specific)
The Colorado River
What is the scale called that tells us how hard a rock is?
Mohs Hardness Scale (1-10)
An area around the Pacific Ocean where many volcanoes are formed?
The Ring of Fire