Questions and Answers
What is the process of splitting heavy atoms into lighter atoms called?
Fission
What type of energy is created by both fission and fusion?
Nuclear energy
What is the rate of change in temperature with depth called?
Geothermal gradient
What type of energy is essential due to gravity and gravitational potential energy?
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In which areas is geothermal heat used directly?
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Study Notes
Nuclear Reactions
- The process of splitting heavy atoms into lighter atoms is called nuclear fission.
- Both fission and fusion reactions create nuclear energy.
Geothermal Energy
- The rate of change in temperature with depth is called the geothermal gradient.
- Potential energy due to gravity and gravitational potential energy is called gravitational potential energy.
Direct Uses of Geothermal Heat
- Geothermal heat is used directly in areas such as:
- Space heating
- Greenhouses
- Aquaculture
- Industrial processes
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