Answer:
Primary sector, and secondary sector
Explanation:
Primary sector:
The primary sector of the economy extracts or harvests products from the earth such as raw materials and basic foods.
Secondary sector:
The secondary sector of the economy produces finished goods from the raw materials extracted by the primary economy.
Answer:
Katherine's opportunity cost is the cost of getting to the lecture event itself plus the reduction in her physics exam grade by not studying tonight. True
Explanation:
Opportunity cost is the cost of foregoing a benefit or incurring loss due to opting an alternative which is next beneficial . Here Katherine is losing in terms of grades in her exam to take the benefit of listening to the lecture , So loss to her grade is the opportunity cost of attending to the lecture and getting benefited.
Answer: D. advanced technology in irrigation to create agricultural surpluses
Explanation:
There is no map so I do not know which river valley civilization you speak of but I found the options for this question with the answer above being the most likely answer.
The question most probably alludes to the Indus River Valley Civilization which is one of the oldest civilizations to ever exist in the human world.
They had quite a high population for the time and so came up with various technological advances to cater for their people including sewage and water systems.
It was their work with irrigation that earned them high praise however. They came up with advanced irrigation techniques which ensured that agriculture boomed and created enough food to feed the population.
Answer:
It could affect the way we face certain problems. It can also affect the way we perceive different problems.
Answer:
you have to observe the item
Explanation:
you have to observe the item to find out which pictures
