The scientific investigation is the systematic approach of the scientists to answer the questions about the world. It is applied almost all of the theories including the Theory of Natural Selection. Darwin's theory of evolution is a result of scientific investigation. In this theory, they investigate by observing the distribution of species.
Answer:
An example that addresses the opportunity cost without involving money, could be: You used your day off cleaning the house, when you could have gone to see your childhood friends.
Explanation:
Opportunity cost is usually established by spending money. This is because money is a scarce resource, which if used in one situation cannot be used in others. To create examples of opportunity cost without using money, we must use another scarce resource, such as time, for example. In this case, a good example would be the time spent cleaning the house, which could have been used to find old friends.
I think the answer might be relative location based on no answer choices that were given.
Absolute: a definite address like 2456 circle ln.
Relative: describing what its near like past the grocery store one light down to the left
The movement of weathered material such as gravel,soil, and sand is called erosion.
Answer:
The Ethiopian Highlands is a rugged mass of mountains in Ethiopia, situated in northeast part of Africa. It forms the largest continuous area of its elevation in the continent, with little of its surface falling below 1,500 m (4,900 ft), while the summits reach heights of up to 4,550 m (14,930 ft).
Hope this helps!!
