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Answer:
Velocity is defined as a vector measurement of the rate and direction of motion. Put simply, velocity is the speed at which something moves in one direction. The speed of a car traveling north on a major freeway and the speed a rocket launching into space can both be measured using velocity.
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Examples:
Revolution of Earth around the sun.
Revolution of moon around the earth.
Velocity of a satellite around the earth.
Velocity of a car while driving.
Velocity of a ball when hitted with a bat.
Velocity of water coming from a tap.
Velocity of the train .
Characteristic velocity or , or C-star is a measure of the combustion performance of a rocket engine independent of nozzle performance, and is used to compare different propellants and propulsion systems.. Formula = ˙ is the characteristic velocity (e.g. m/s, ft/s) is the chamber pressure (e.g. Pa, psi)
Answer:
Ancient Greece was a civilization that dominated much of the Mediterranean thousands of years ago. At its peak under Alexander the Great, Ancient Greece ruled much of Europe and Western Asia. The Greeks came before the Romans and much of the Roman culture was influenced by the Greeks.
Ancient Greece formed the foundation of much of Western culture today. Everything from government, philosophy, science, mathematics, art, literature, and even sports was impacted by the Ancient Greeks.
Ancient Greeks worshipped lots of different gods. They believed many gods appeared in human form and were provided with superhuman strength. The Greeks usually worshipped in sanctuaries located within the city or the country.
<em><u>Athens and Sparta</u></em>
- Athens and Sparta were the two main city states that ruled much of ancient Greece. They were often rivals and fought each other in the Peloponnesian Wars. At other times they united together in order to protect the Greek lands from invaders. The cultures of the two cities were very different. Sparta was almost entirely focused on war and how to fight, while Athens focused on the arts and learning.
Answer: In 1995.
Explanation:
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