On April 9, 1865, General Robert E. Lee surrendered his Confederate troops to the Union's Ulysses S. ... Grant at Appomattox Court House, Virginia, marking the beginning of the end of the grinding four-year-long American Civil War.
Answer: the study of astronomy in ancient times was mainly to keep track of the time and different seasons. This was very important in farming practices eapecially when to plant.
Explanation: Astronomical achievement of ancient cultures:
1. The Aztecs built Temple Mayor used to mark and keep track of the beginning and end of the different seasons
2. The Egyptians constructed huge obelisks which may have been used as clocks interpreted as light struck them at different parts of the day
3. The Greeks developed the Metonic cycle which is a 19 year cycle on which the dates of different phases of the moon repeat
4. The Druids were believed to have built Stonehenge as a clock to tell time as well as different phases of the moon and sun.
The invention of the transistor in the 1950s allowed engineers to build smaller, faster, and more reliable computers.
Answer: The main Silk Road sea routes were between Indian ports like Barbaricon, Barygaza and Muziris and Middle Eastern ports such as Muscat, Sur, Kane and Aden on the Arabian Sea and Muza and Berenike on the Red Sea. From the Middle East goods were transported overland to the Mediterranean Sea and then Europe
Answer:
0.09
Explanation:
speed =d/t
here distance is in cm, so we convert to metres by dividing by 100. 36/100=0.36.
0.36/4=0.09
Therefore speed= 0.09
