Answer:
They adapt and modify it to suit their changing needs to meet life's necessities. In the process, they bring knowledge and technology to bear on physical systems. Alterations to the environment have brought economic prosperity to some areas at some times and created environmental crises in others.
Explanation:
Answer:
I think a want
Explanation:
Because he hopes to get one and he could use that money for food or bills and he could use a street phone and its way cheaper with using that.
Knowing it's all worth it at the end and I'm doing great
Answer:The understanding of conservation
Explanation:
The law of conservation states that the amount of something is preserved even when the shape is altered or even when that thing is deformed.
For example putting the same amount of water in a short big glass and transferring it into a long thin glass doesn't change the amount of water that was initially in the first big short glass and children may not understand this at a certain age until they grow up to understand the law of conservation.