Most earthquakes are caused by this in the earth's crust.
Fault lines
100
What is magma that has risen to the Earth’s surface called?
Lava
100
What can be caused by Weathering, Mechanical weathering, Chemical weathering, Rust, wind, and Gas
Erosion
200
What are three types of sediment?
Sand, mud, and lime
200
List three types of weathering:
Chemical, water, and wind weathering.
200
When a plate subducts what happens to the crust?
Earthquakes and or Volcanoes.
200
What kind of viscosity lava creates a sudden explosive eruption (such as Washington state’s Mount St. Helens)?
High
200
What is caused by acid in rain or groundwater, acids produced by mosses and lichens, and oxidation.
Chemical weathering
300
What weathering breaks rocks into smaller pieces?
Mechanical weathering
300
How does sediment become sedimentary rock?
Compaction, thermal heat, and or pressure.
300
What causes an earthquake to begin?
Blocks of rock slipping past each other and breaking
300
What is the term for how easily a liquid flows?
Viscosity
300
Which of these can happen when rocks and soil in the Earth move suddenly?
Lanslides
400
How does metamorphic rock form?
By thermal energy and extreme pressures.
400
These types of rocks can have stripes like a zebra:
Metamorphic
400
If a city is closest to this they are more likely to be destroyed by an earthquake:
Fault Line
400
Volcanoes can form at______ boundaries by subduction, or at ______ boundaries by allowing magma to seep to the surface where two plates pull apart.
Convergent & Divergent
400
What kind of erosion causes sand dunes?
Wind
500
Which is sedimentary rock?
Sample 1 has bands of light and dark crystals.
Sample 2 has pink, gray, and white crystals grown together.
Sample 3 is made up of one huge, pale pink crystal.
Sample 4 is made up of layers of sand grains cemented together.
Sample 4
500
What causes rocks to be in a V formation?
Heat & Pressure
500
What plate boundaries do earthquakes usually occur at?
Transform boundaries
500
A volcano erupted in the Atlantic Ocean and formed a new island over time. The new island is mainly made of which type of rock?
Igneous
500
A student removes an ice cube tray from the freezer and places it on a table. The ice cubes are solid and cold. The student forgets to put the ice cube tray back in the freezer. The next day, the ice cubes should be