Types of Waves and Earth's Layers
Which type of wave CANNOT travel through liquids?
What are S-waves?
What is the boundary type when 2 plate slide past each other?
Define a rock.
A solid, nonliving object made out of minerals
What type of structure does a mineral have?
What is a crystalline structure?
The core of the Earth is almost the Moon size... True or False?
TRUE
What order do the 3 types of waves come in?
What are P-waves, S-waves, and Surface waves
What geological feature is most common at convergent boundaries?
What are volcanoes or Mid-Ocean Ridges
How are metamorphic rocks made?
When igneous or sedimentary rock is put under heat and pressure
Native elements are composed of how many elements?
Where can rocks melt?
Deep inside the Earth
What layer of the Earth do plate-tectonics move on?
What is the Asthenosphere?
Identical rock types, identical fossils, and very similar mountain ranges are found on different continents that are separated by a wide ocean. Which of these best explains these observations?
What is Pangea (all continents where once joined together)
How do sediments become sedimentary rocks?
When they are put under the process of compaction and cementation
What plate boundary do mid-ocean ridges form at?
What is a divergent boundary?
What type of boundary is the San Andres Fault?
Transform Boundary
Where do convection currents occur in Earth's layers?
What is the mantle?
During subduction why does one plate sink under the other one?
What is the density is higher
Fill in the blanks
Magma _______ is how igneous rock is formed. Igneous rock _______ forms magma.
Cooled, heated
What is sea-floor spreading?
What type of rock is most common?
What are Sedimentary rocks?
List the physical layers of Earth from inside out
The inner core, outer core, mesosphere, asthenosphere, and lithosphere
How do earthquakes happen?
What are the 3 types of rocks?
Metaphoric, Sedimentary, and Igneous
True or false... The Atlantic Ocean is shrinking?
FALSE
What type of wave causes the most damage?
Surface waves