Science is used in millions of ways everyday, just like how it formed the world we currently live in and can for the future.
Answer:
The writer wants to strengthen his or her argument with an expert opinion.
it is ALWAYS important to cites ALL of your sourses to avoid plagiarism. I normally at the end of my paper make a new paragraph and title it "Works Cited". type citation machine into google for more help writing a fromal citation. Remember most junior and high schools only allow certan citation styles but your best bet is either APA or MLA. hope this helped.
