Answer:
The more dense the rocks get
Explanation:
The deeper we go towards the center of the planet we will find more and more dense rocks. This is because of the force of gravity of the planet. That theory was devised by Sir Isaac Newton and it still holds true to this day. Every layer has more density than the previous layer all the way to the core.
Coral limestone are examples of rocks whose formation is not explained by the rock cycle. Corals are tiny marine organisms that absorb carbon dioxide dissolved in sea water and use this to secrete hard skeletons of calcium carbonate. These organisms can build massive reef structures over the course of thousands of years.
Answer:
C. flows briefly after a period of rainfall
Explanation:
A wadi is dry riverbed that only contains water seasonally. It usually found in arid regions.
- Wadi derived from the Arabic word Wad which means valley.
- For most part of the year, a wadi is usually dry.
- During a brief stint of rainfall, the bed blossoms with water.
- The bed is found in a valley in most arid places.
- They can hold rain water for a short time before the bed dries up.
