Observation is a very important part of science. It lets us see the results of an experiment, even if they are not the results we expect. It lets us see unexpected things around us that might stimulate our curiosity, leading to new experiments. Even more important than observation is accurate observation. Often, our eyes and our brains play tricks on us, letting us see what we expect to see, instead of what is actually there.
Answer:
This opening line is meant to attract the reader to the article's content. The lead also establishes the subject, sets the tone, and guides readers into the article. In a news story, the introductory paragraph includes the most important facts, and it also answers the key questions: who, what, where, when, why and how.
It is only kinetic when it is connected to a circuit
Answer:
B - teach readers how to do something
