Weather is the atmospheric condition for a day ie the weather for today is rainy while climate is the average daily atmospheric condition of a place which is usually over a very long period of time. ie the climate of a country is wet
1. Fossils of the ancient reptile mesosaurus were discovered in South America and Western Africa
2. Climate is the same in South America and Western Africa
3. Geology is the same, particularly having the same types of rocks in South America and Western Africa
Process by which new rock is made from old rock; rock cycle
The rock cycle is a recycling process by which igneous, metamorphic, and sedimentary rocks are produced, converted from one form to another and destroyed. The rock cycle is a continuous process that has been occurring throughout the history of the earth. The major processes of the rock cycle include sedimentation, crystallization, metamorphism and erosion.
Answer:
Option C. Is used to cool the drill bit and to flush rock cuttings up and out of the drill hole
Explanation:
Drill mud plays a vital role in the drilling process. Its addition into the well-bore does a lot in enhancing the drilling processes and activities.
Among other importance and function of the drill mud /fluid:
1. It is used to cool off the drill bit
2. It flushes rock cuttings out of the drill hole
3. High pressure control
4. Providing buoyancy
5. Lubrication
