Answer:
the abacus, the sundial, and the Kongming lantern
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It helped them with trade, and also gave their army manh roads to use. They could trade and go to war with virtually anyone. They are also the first example of modern roads we see in ancient times.
Answer: the correct answer is A. admission of a territory to the United States as a state.
Explanation: most states like Montana, Wyoming, Colorado, New Mexico, Idaho, Utah, Arizona, and Nevada experience a process to become states.
The climate is cold in the United States and Canada.
Answer:
They need salt in their diets to survive
Explanation:
People wanted gold for its beauty, but they needed salt in their diets to survive. Salt, which could be used to preserve food, also made bland food tasty. These qualities made salt very valuable. In fact, Africans sometimes cut up slabs of salt and used the pieces as money.
