25 Questions
What is the main difference between alpine glaciers and continental glaciers?
Alpine glaciers are found in mountains, while continental glaciers spread out over large areas of land.
What is the distinguishing feature of sedimentary rocks?
They are made of sediment that gets compressed and hardens into rock.
Which rock type is characterized by being formed from magma cooling below the Earth's surface?
Intrusive igneous rock
What process forms metamorphic rocks?
Subjecting rocks to pressure or heat
What is the distinguishing characteristic of extrusive igneous rocks?
They cool and harden from magma.
What type of mountains are formed when pulling and stretching causes small cracks within the crust?
Fault-block mountains
What type of weathering breaks down rock through a chemical reaction like oxidation?
Chemical weathering
What is the term for the study of the physical features of land?
Topography
Which type of erosion occurs when soil and natural materials are moved by water?
Water erosion
What are venifacts?
Rocks polished and smoothed by wind erosion
What is the process of breaking down big rocks into smaller pieces of rock called?
Weathering
What is the primary heat source that warms hot springs?
Magma
How are most hot springs formed?
Rain or groundwater seeping underground
What happens to the water in hot springs when it is heated by magma?
It expands and becomes less dense
In what type of areas are mud pots usually found?
Areas with acidic standing water and low pH
What is an aquifer in relation to hot springs?
A pool of collected groundwater
Why do some hot springs erupt boiling water and steam into the air?
Proximity to magma sources causing pressure build-up
What is the distinguishing feature of yardangs?
Thumb-shaped pieces of bedrock from wind-blown sand
Which of the following types of rocks is formed by heat and pressure under the Earth's surface?
Metamorphic rocks
What distinguishes extrusive igneous rocks from intrusive igneous rocks?
Formation from lava cooling above the Earth's surface
Which type of glacier covers large areas of land?
Continental glaciers
What property of rocks does luster describe?
Shininess
How are sedimentary rocks formed?
When layers of sediment harden together
What type of metamorphism involves magma changing rocks near the Earth's surface?
Contact metamorphism
Which rock type is formed from sediment?
Sedimentary rock
Explore the formation and characteristics of hot springs, naturally occurring springs of water warmed by geothermal energy within the Earth. Learn about the accepted temperature range, geothermal energy, and how hot springs are created through groundwater seepage.
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