Wind is the answer to this.
Cumulus cloud has the cauliflower structure
Energy security is the association between national security and the availability of natural resources for energy consumption. Access to (relatively) cheap energy has become essential to the functioning of modern economies.
A seismometer is an instrument that responds to ground noises and shaking such as caused by earthquakes, volcanic eruptions, and explosions. They are usually combined with a timing device and a recording device to form a seismograph.
A rift valley is formed on a divergent plate boundary, which means that the two plates are
a. moving apart - this is the correct answer!
Rift valleys are often filled with lakes. For example, some scientists suggest that the Dead Sea lies in such a rift valley. Other such lake includes Lake Albert in Congo and Uganda.
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