Answer: between 2600 and 2400 B.C.
Explanation: The pyramids of Egypt are one of the greatest feats of engineering in the ancient world because of the technique used in its construction. They were constructed between 2600 and 2400 B.C. They were mainly built as tombs for Egyptian pharaohs and their consorts during the Old and Middle Kingdom periods. The pyramids are one of the oldest ancient structures still standing today.
Explanation:
Its Velocity Over time right?
(If I know then I can answer)
Edit: During part A, the man's velocity Increased over the short period of time, comming to a constant speed at B. After his speed quickly slowed down, where is remained constant one more in D. Imedently rose to a speed F, in part E. Accelerating in part G, before decreasing H, and remaining constant in I for the rest of his journey.
Hope that Helped
It was used to recognise the value of people (High and Low) and gave opportunities and respect to the high class people and not to the low class. Anyways, this was not a good idea as it discriminated people. In present India, caste system is not used as it causes Inequality.
Hope it Helped!
