Depending on how far the source where the signal is coming from is, radio waves travel at the speed of light. If the civilization lives in a star system that is 20 light years away from us, the signal would take 20 light years to reach us.
(1 light year = 1 normal year but traveling or moving at the speed of light).
The oil would not be there to help our need for transportation and we would have to develop without 5he use of oil anymore
Answer:
Not 100% sure, but I think it is England and France, which led to war between the two powers.
Explanation:
Answer:
command economy. here's the definition of command economy:
"A command economy is an economic system where the government has control over the production and pricing of goods and services."