Rock Cycle
The action of compaction and cementation always results in...
Sedimentary Rock
The layer of soil which the topsoil is found.
Horizon A
The two main factors that determine the rate of weathering are the TYPE of rock and_____.
Climate
A break in the rock created by pressure and movement in the rock.
Fault
Difference between magma and lava
Magma is found undergound and Lava is outside the earth.
The action of cooling magma and lava always results in...
Igneous Rock
What is a soil problem all farmers face?
oxygen + iron = rust
chemical weathering: oxidation
The way in which energy during an earthquake travels through the earth.
Seismic Waves
How fast a lava is able to flow is based on its
viscosity
The action of weathering and erosion always results in...
Sediment
Soil sample that is 60% clay, 20% silt, and 20% sand has which texture?
clay
These rocks have been rounded due to
Physical Weathering: Abrasion
The epicenter of an earthquake is the...
area on the surface directly above the breaking point (Focus)
When volcanic ash mixes with water, it forms violent mudflows called ______________
Lahar
The action of heat and pressure always results in...
Metaphoric Rock
What is the correct order of soil particles in order of increasing particle size?
clay, silt, sand
Sand dunes form as a result of...
Wind Erosion (and deposition)
This is considered as the fastest kind of seismic waves.
P-waves
The formation of the Hawaiian Islands is due to?
Hotspots
Main force that drives the rock cycle
Heats from Earth Core
The dead parts of plants and animals in soil create what?
Humus
The weathering of landforms depends on various factors. Which area would most likely have the fastest rate of chemical weathering?
Warm and Moist
In what order do the three types of seismic waves arrive at a seismograph?
P wave, S wave and L waves (Surface wave)
Name the 3 main types of volcanoes
Shield, Composite and Cinder Cone