The source that is considered reliable is an article from a scientific journal.
An article that is considered a reliable source is that article that has undergone a thorough review by academic scholars.
A typical example of such articles are found in scientific journals.
Articles from a scientific journal are known to be from a reliable source because:
- the author must have cited studies or other sources to be considered valid and reliable
- the author must have done some research to provide evidence and name the sources they use.
- the authors work is usually peer reviewed from time to time.
- the articles in scientific journals cannot be altered by anyone except the original authors.
Therefore, the source that is considered reliable is an article from a scientific journal.
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Answer:
A falling object reaches what’s known as its terminal velocity when friction — the slowing force of air — cancels the downward pull of gravity. That means the drop stops speeding up and keeps falling at a steady rate. This should be the top speed at which a droplet can move. Yet scientists have observed raindrops plummeting faster than their terminal velocity.
Answer:
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Explanation:
Climate change includes all the differences in the climate that last longer than individual weather events, such as the term climate change only refers to those variations that last for a longer period of time, typically decades or more. In addition to the general meaning in which "climate change" may refer to any time in Earth's history, the term is commonly used to describe the current climate change now underway. In the time since the Industrial Revolution, the climate has increasingly been affected by human activities that are causing global warming and climate change. It is also effected by human disturbance to the earth.
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Answer: Option B) Amplifies specific DNA sequences.
Explanation:
Polymerase chain reaction (PCR) refers to the selective and repetitive duplication of a specific DNA sequence. It involves the following: heat, an enzyme called thermos aquaticus and annealing.