1. I believe the answer is: Astrolabe
Astrolabe historically had been used to measure the inclined position in the sky of a celestial body during navigation. The astronomy expert would point up the astrolabe to pinpoint the position of sun or stars by pointing the astrolabe upward like a mirror and determine which point up to their destination.
2. I believe the answer is: capital
Capital represents every money that the owner of business had to spend to buy assets that are necessary for the business operation. The amount of capital can be increased after the businesses created their profit and loss statement. The amount of net profit would be allocated to the capital as the beginning amount in the next year's financial calendar.
3. I believe the answer is: Indulgences
In the past, many catholic's church official misuse the indulgences since they require people to buy the indulgences as a requirement for sin confessions. This lead to the revolution led by Marin Luther , which lead to the separation of christian followers into protestant and the Catholics.
4. I believe the answer is: Latitude
Latitude is used to pin pint the position of a certain area on earth's surface, specifically its north-south position. It separate the world into two, the north part of the equator and the south part of the equator. We could only pinpoint an exact location by combining latitude with longitude.
5. I believe the answer is: Longitude
Longitude is used to pin-point east-west position of a certain area on the earth surface. it divides the earth into two, the western hemisphere and the eastern hemisphere. The exact middle of the longitude is signified by the line that runs through the Greenwich Observatory in London.
6. I believe the answer is: Mercantilism
Mercantilism refers to the foreign and economic policy that is used mainly to maximise the profit of a certain nation, which measured by gold and silver. This type of policy become the main reason why european empires send expeditions all around the world and colonize them in order to obtain cheap resources.
7. I believe the answer is: Mercenary
Mercenary established themselves as group with no loyalty to any nations, and would give their life to fight for the people that are willing to give them the highest price. For example, The British empire in the past often higher mercenaries fom Tibet to fight on their front line.
8. I believe the answer is: Renaissance
Renaissance is the period that become the bridge between the middle age period and the age of enlightenment. During renaissance time, artists and scientists started to gain recognition as an integral part of society, and able to obtain high social status in Europe.