The Mayans used a pyramid and the sun to help them create a calendar.
the main source of air population in the world today is carbon emissions from cars and trucks
Pollution emitting from vehicles such as cars trains and even planes has an immense impact given the sheer number of traffic and number of vehicles in the world today
Answer:
Delaware, Maryland, West Virginia, Kentucky, and Missouri
It’s D. It created the first system of irrigation
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Answer:
on a short bond paper write two paragraph about a friend and neighbor a relative or anybody who experienced loss due to death of a loved ones then form his experience you have value it must because your own life has been touched at the same time
