Answer:
The idea that the oldest rock will always be the bottom layer of a series of rock layers is called the principle of superposition.
Explanation:
According to the law or principle of superposition, the sequence of layers of sedimentary rock go from the oldest, at the bottom, to the youngest, at the top. Sedimentary rock is formed when pieces of rock and even of living organisms - once they die, of course - are deposited on a surface. As time passes, new pieces are deposited on top of the older pieces. That process happens again and again until we have different layers of sedimentary rock, the first one being the oldest, that is, the one that was first deposited there.
The entity integrity rule states that a primary key attribute can be null. Thus the statement is false.
<h3>What is an entity?</h3>
An entity is refer to any object that exists in reality. These entities are Independent in nature. Each row in a table should be a distinct entity, which is ensured by entity integrity.
The entity integrity rule states that a primary key attribute can not be null as it shows unique characteristics of an entity.No primary key value can be null according to the entity integrity constraint because it is needed to identify specific attribute values in relation.
Therefore, the statement is False.
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Answer:
<u>c. norming</u>
Explanation:
It is important you take note of the statement that "Wren and Zola realize that they need to work together to accomplish team goals, and consequently, they begin to cooperate with one another", this realisation is a hallmark of the norming team development stage.
At this stage there's a sense of reawakening for cooperation amongst team members.
Answer:
Several factors contributed to the fall of the Western Roman Empire, including the socioeconomic and political instability of the empire, the Germanic invasion and the invasion of other so-called "barbarian" tribes, the rapid rise of the Eastern Roman Empire, and more.
Answer:
Reading Subject contents is intended to learn / acquire new information.
Reading fiction is intended for entertainment.
When designing strategies to learn, you need higher level of focus and adjust it to your learning capabilities. You will need to put more effort to understand the content of the book.
This will be a lot of different compared to designing strategies to consume entertainment. You can do it however you feel comfortable. The stakes is significantly low compared to reading to acquire knowledge.
