History
Who were the first astronomers?
The Mesopotamians
What star is used to go north? (in the northern hemisphere)
Polaris / the North Star
What was the primary source of time keeping at day?
The sun!!
When was the Antikythera mechnism found?
1901
What is one of our greatest records of astronomy?
The Babalonian clay tablets called the Enuma Anu Enlil
What star can quide you to the true east and true west?
Mintaka
What is the oldest known time keeping device?
A gnomon
Where was the Antikythera mechanism found?
What is the oldest known astronomical site on earth?
Nabta Playa a stone circle in Egypt
What 2 constelations are used to go south?
The Crux and Orion
Where is the oldest sundial from?
Egypt
How many fragments of it have been found?
82
How old is Nabta Playa?
7 000 years old!!
True or False:
Orions sword is made of 3 stars.
False - it is made of 2 stars and a huge gas cloud called Orions Nebula.
True or False:
When the shadow on sundial is short it is winter.
False - it is summer
True or False:
The ziggurats of Mesopotamia are not aligned with Orion's belt.
True
What system did the Mesopotamians use to callculate time and what did they create using it?
They used the sexagesimal system to calculate the time and created the 60 seconds in 1 minute, 60 minutes in 1 hour and 24 hours in 1 day.
Name 4 of the 5 flags that have the crux on it?
New Zeland, Australia, Brazil, Samoa and Papua New Guinea
The time and the season
Name 2 reasons of how the Great Pyramids are related to astronomy?
Ask me!!!