Podcast
Questions and Answers
How is igneous rock formed?
How is igneous rock formed?
Igneous rock is formed from the cooling of molten rock at or below the surface.
How is Granite formed?
How is Granite formed?
Granite forms from magma with a high content of silica and alkali metal oxides that slowly cools and solidifies underground.
How is Basalt formed?
How is Basalt formed?
Basalt is an extrusive igneous rock made from the rapid cooling of lava at Earth's Surface.
How is sedimentary rock formed?
How is sedimentary rock formed?
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How is limestone formed?
How is limestone formed?
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How are metamorphic rocks formed?
How are metamorphic rocks formed?
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Which of the following rocks is classified as igneous?
Which of the following rocks is classified as igneous?
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Which of the following rocks is classified as sedimentary?
Which of the following rocks is classified as sedimentary?
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Which of the following rocks is classified as metamorphic?
Which of the following rocks is classified as metamorphic?
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What is geothermal energy?
What is geothermal energy?
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Geothermal energy is a non-renewable energy source.
Geothermal energy is a non-renewable energy source.
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Which of the following is a disadvantage of geothermal energy?
Which of the following is a disadvantage of geothermal energy?
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A finite resource can be used infinitely.
A finite resource can be used infinitely.
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Renewable energy sources are limitless.
Renewable energy sources are limitless.
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Non-renewable energy sources are harmful to the environment
Non-renewable energy sources are harmful to the environment
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Which of these is a disadvantage of renewable energy sources.
Which of these is a disadvantage of renewable energy sources.
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Which of the following are renewable energy sources?
Which of the following are renewable energy sources?
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Study Notes
Igneous Rock Formation
- Igneous rocks form from the cooling and solidification of molten rock (magma).
- Granite forms from slowly cooling magma rich in silica and alkali metal oxides.
- Basalt is an extrusive igneous rock, formed from rapidly cooling lava at the Earth's surface.
Sedimentary Rock Formation
- Sedimentary rocks are formed from pre-existing rock fragments or the remains of organisms that accumulate on the Earth's surface.
- Limestone forms from the accumulation of the remains of sea creatures.
- Sandstone forms from compressed sand.
Metamorphic Rock Formation
- Metamorphic rocks are formed when existing rocks undergo changes due to high heat, high pressure, or hot fluids.
- Marble forms when limestone is exposed to high temperatures.
- Quartzite forms when quartz-rich sandstone experiences metamorphism.
Rock Examples in Ireland
- Granite (Donegal)
- Limestone (Clare)
- Quartzite (Wicklow)
Geothermal Energy
- Uses heat from underground volcanic rocks to generate steam for power.
- Advantages: clean, continuous energy source, continuous supply of hot water..
- Disadvantages: expensive to drill deeply, limited locations.
Finite vs. Renewable vs. Non-renewable
- Finite: Limited in quantity.
- Renewable: Can be used repeatedly without depleting the source.
- Non-renewable: Cannot be replenished within a reasonable time frame.
Renewable Energy Advantages and Disadvantages
- Advantages: Generally environmentally friendly, virtually unlimited.
- Disadvantages: Often costly, can be affected by geographic limitations, land use concerns.
Non-Renewable Energy Advantages and Disadvantages
- Advantages: High energy output, often relatively cheap to produce and transport.
- Disadvantages: Finite resource, environmental problems, potential habitat destruction.
Renewable Energy Examples
- Wind
- Solar
- Tidal
- Hydroelectric (HEP)
- Geothermal
- Biomass
Non-Renewable Energy Examples
- Coal
- Oil
- Natural Gas
- Nuclear Energy
- Peat
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Description
This quiz covers the formation processes of igneous, sedimentary, and metamorphic rocks, including specific examples like granite, limestone, and quartzite. Additionally, it touches on geothermal energy and its connection to the Earth's internal heat. Test your knowledge on rock types and their properties!