
*** WHAT'S COVERED ***
1. The origin of geothermal energy
* Thermal energy from the Earth's crust.
* Sources include the initial formation of the planet and radioactive decay.
2. How geothermal energy is harnessed
* Used directly for heating homes by pumping water underground.
* Used to generate electricity by converting underground water to steam to turn turbines.
3. The advantages and disadvantages of geothermal power
* Pros: renewable, reliable, and low pollution.
* Cons: high building costs and only viable in specific volcanic regions.
*** EXAM BOARD SPECIFIC INFO ***
AQA - Everything is relevant to your course
IGCSE Edexcel - Everything is relevant to your course
Edexcel - Not relevant to your course
OCR 21st Century - Not relevant to your course
OCR Gateway - Not relevant to your course
*** CHAPTERS ***
0:00 Introduction
0:15 What is Geothermal Energy?
0:41 How We Use Geothermal Energy
1:20 Pros & Cons
*** PLAYLISTS ***
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