Show:
Earthquakes
Volcanoes
Biomes
The Rock Cycle
Plate Tectonics
100
A big wave that can be caused by earthquakes.
What is a tsunami?
100
The name that magma is given when it is above Earth's surface.
What is lava?
100
A biome that is commonly tropical, and has "canopy trees."
What is the rain forest biome?
100
One cycle that takes _________ of years is the rock cycle.
What is millions of years?
100
The bending of rock layers due to stress.
What is folding?
200
An area along a fault where few earthquakes has happened recently but where strong earthquakes have happened in the past.
What is a seismic gap?
200
Magma, rocks, and lava that are rich in iron and magnesium.
What is a mafic?
200
The very dry and often hot biome.
What is the desert?
200
Igneous rock changes to ________ due to weathering and erosion.
What is sediment?
200
The theory that Earth is made up of many plates.
What is plate tectonics?
300
This earthquake happen in 1989 and was guessed by scientists using the process of the gap hypothesis.
What is the Loma Prieta earthquake?
300
An estimated 1,500 volcanoes have been active above sea level since ________ years.
What is 10,000 years?
300
Plants that keep their green all year long.
What are evergreen plants?
300
Igneous rock can change to metamorphic rock due to _______ and _________.
What is heat and pressure?
300
Pieces of the lithosphere that move around on top of the asthenosphere.
What is a tectonic plate?
400
A mass damper, steel cross braces, active tendon system, flexible pipes, and base isolators are all part of_______.
What is Earthquake-Resistant Building Technology?
400
Definition of magma.
What is molten rock?
400
The biome that has very cold temperatures and little rainfall.
What is the tundra?
400
Granite is an example of a(n) ___________.
What is an igneous rock?
400
The name of the collision when two continental plates collide.
What is a continental-continental collision?