Earth Composition
Plates
Earthquakes
Volcanoes
Random Trivia
100

What are the 4 layers of the earth

Crust, Mantle, outer core, inner core

100

Which plate is most likely to be subducted

Oceanic

100

What is an earthquake

Slippage of the earth

100

What is the difference between lava and magma

Magma is under the earths crust and lava is above

100

In what city would you find the most famous street named "Carnaby Street"?

London

200

What is the lithosphere

The crust and the top most part of the mantle

200

What is a subduction zone

and are where one plate is pulled under another

200

What is a p wave and what materials can they go through

Compression waves.  All materials

200
What is volcanism?

Any activity that brings magma to the earths surface

200

What is the first event in a Decathlon?

100 meters

300

Which is the denser of the two types of crust

Oceanic crust

300

What are the three types of plate boundaries

Convergent divergent and tranform

300

What are Raleigh waves

A rolling surface wave

300

What is a hot spot

An area of volcanic activity away from a plate

300

In what decade were the books of J.R.R. Tolkien's "Lord of the Rings" trilogy first published?

The 1950s

400
How does the mantle vary by depth and why
Heat and density.  One due to the core the other due to pressure
400

What where the 4 proofs for continental drift

Fit, rock type, fossils, and climate

400

What is magnitude

A measurement of how the plates move

400

How does viscosity effect volcanic explosions

More viscosity traps more gas causing more violent explosions

400

Which of the Seven Wonders of the Ancient World was alive?

The hanging gardens of babylon

500

Why is the inner core solid, but not the outer core

Increased pressure

500

What causes a convection current

Answers vary

500

How are waves used by scientist to discover the composition of the earth

Answers vary

500
How do volcanoes form along subduction zones

Answer vary

500

Lockjaw is another name for what disease 

Tetanus