They can see how long ago the fossil was which tells you what time this creature/animal was from.
They can use dna to find out what creature it is and possibly discover a new species.
Answer:
In the middle ages, girls were typically in their teens when they married, and boys were in their early twenties. The arrangement of the marriage was based on monetary worth. The family of the girl who was to be married would give a dowry, or donation, to the boy she was to marry.
Answer:
It provided Spain with free Native-American labor to produce more crops cheaply.
Explanation:
The Spanish collected tributes and crops from Native Americans, whom they forced to work for them. Because they didn't have to pay them like they would have to with Spanish laborers, they could harvest more crops for trade and export for a lower cost. This built Spain's economy, allowing even more power and conquest of the New World.
Communist northern Korea invaded non-communist southern korea, and the U.S. intervened because they hate everything communist and because southern Korea was an ally; this was the first hot war of the Cold War
Answer:
15 November – the Exclusion Bill is defeated in the House of Lords. 7 December – William Howard, 1st Viscount Stafford, is condemned to death by perjured evidence in the House of Lords for conspiracy in the supposed "Popish Plot". First fire insurance office established, the Phoenix.
Explanation:
