Dark Matter Outline

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Introduction Attention-Getter: The universe is constantly expanding, but it is doing it wrong. Background Information: The universe is expanding at the wrong rate based on previously accepted standards. It was certain before, that the universe would slow down its expansion due to gravity, but when the Hubble Space Telescope was launched, scientists discovered that the opposite was true, and they were not sure why. (NASA) This led to the theory and discovery of dark matter. C. CLAIM/THESIS: Dark matter, while still being theoretical about its properties, is still a known substance that exists in the universe. II. Point 1: Dark matter is a recent discovery. Topic Sentence (relates directly to thesis) : Dark matter is a recent discovery, but theories have been around for a while. Build-Up/Introduce Quote: Even though theories existed, there was no way to prove them wrong, or prove that they were correct. Quote: “Until last year, some…show more content…
They were able to find very good evidence for a theoretical topic that they had found. III. Point 2: Dark matter is completely invisible to the human eye. A. Topic Sentence (relates directly to thesis) :Dark matter was and is extremely hard to prove or study, because it is completely invisible. Build Up/Introduce Quote:By the name “dark matter”, some might think that dark matter is just a void, an inky blackness filling the sky, but this is not true. The name of dark matter comes more from the fact that it is impossible, at least by our current technology, to view dark matter itself. Quote: “We are much more certain what dark matter is not than we are what it is. First, it is dark, meaning that it is not in the form of stars and planets that we see. Observations show that there is far too little visible matter in the Universe to make up the 27% required by the

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