Explain how the meanings of the following terms differ.
tidal energy and geothermal energy

Explanation

### Step-by-Step Solution

1. **Definition of Tidal Energy**:
Tidal energy is the energy that is generated from the movement of water caused by the gravitational pull of the moon and the sun. This energy can be harnessed during high and low tides.

2. **Mechanism of Tidal Energy**:
- During **high tide**, water flows from the sea into a reservoir. This movement can be used to turn turbines, which generate electricity.
- During **low tide**, the stored water in the reservoir can be released back into the sea, again turning turbines to produce electricity.
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