1. The first two paragraphs help to establish the tone by using futuristic words such as Newspace, and 3D printed components.
2. The phrase has been read.
3. The phrase means that the company is going to attempt to revolutionize the rocket industry.
4. The authors word choice helps develop the tone by using new age words to give the article a optimistic meaning.
5. The first three paragraphs help establish the tone by using words such as announced to give an exciting feel.

3D-Printed Hands Test Fingerprint Scanner Accuracy

1. Paragraphs 1 and 2 help to establish the tone by saying how it can be possible to make a 3D hand replica including all finger prints accurately. Two words that help establish the tone are far-fetched and commonly used.
2. The phrase "consistent and repeatable" means that the experiment or test can be tested by someone else and the results will be the same every time.
3. The authors word choice developed the tone by using optimistic words. The word choice affects the meaning of the text by creating a good vibe.
4.  The tone is established in paragraphs 1-3 by using words and expressions to establish a meaningful tone.

How Will the 2016 Nobel Winners Contribute to Engineering?

1.  Paragraph 1 and 2 help establish the tone by saying how the noble prize winners research in other field has, impacted engineering in many ways and how engineering might receive a noble prize soon. One word that conveys this tone is "likelihood" and " pretty high".
2. The author conveys the contribution of noble prize winning ideas by talking about different ideas created by non-engineering scientists, that pertain in some way to engineering. This affects the tone of the article by conveying the idea that one day someone can receive a noble prize for engineering.
3. The authors word choice affects the tone by giving a optimistic feeling that many people have won noble prizes for doing things that have to do with engineering.
4. This question seems to be from the previous article about space travel.
5.  This question also seems to be from the Elon musk article

How Elon Musk Plans to Take Humans to Mars and Beyond

1. Paragraphs two and three establish the tone by saying that space travel is the future and it will be possible one day to travel to Mars. One word the expresses this idea is "space-faring civilization" another word that expresses this idea is "multi-planet species".
2. The author explains the need to go to mars by saying "there will be some eventual extinction event. " This statement is intended to convince people that the world is going to end and in order to keep living we must move to another planet. This affects the tone of the article by creating a scary but dreary type of tone.
3. The word choice that the author uses affects the tone by, using optimistic words and showing the reader that space travel can be accomplished successfully. The meaning of the text is affected in a similar fashion, due to the fact that The meaning is also pertaining to space travel.
4.  The author develops the idea that space travel is necessary by saying that "there will be some eventual extinction event." this shows that according to the author we will be forced to leave Earth. The other idea, that space travel will become more affordable, can be supported by the statement "The SpaceX goal is to reduce that cost by roughly four and a half orders of magnitude to around $200,000 per ton." This shows that their plan is to make space travel affordable in the future.
5. One technology that has the ability to reduce the cost of space travel is, refilling in orbit this will allow the rockets to carry less fuel and therefore become more efficient. Another technology is producing propellant or fuel on mars, instead of bringing it from Earth, which can be very costly.      

1. Word choice affects the meaning of the article by showing the challenges of self driving cars, and what needs to be overcome to make it work.
2. An autonomous car is a vehicle that uses advancements in technology to aid a driver, but can be disabled and the car can be driven like any other. A self driving car however is a car that has no steering wheel, pedals, or controls for that matter. A self driving driving car is basicly not a car at all; more like a train really.
3. One of the existing technologies that does not depend on an infrastructure is lane changing technologies, as well as automatic cruise control. These systems work by using cameras and radar sensors.  
4. The V2V system is to communicate between cars using radio waves it can be useful to warn others of danger and tell others what cycle traffic signals are on.
5. The word choice in the sentence “The technologies to achieve self-driving vehicles actually feels very much within reach.” impacts the reader by saying that self driving cars or autonomous vehicles can become a reality in the near future. The affect on the reader is that is gives a positive outlook and hope towards self driving and autonomous vehicles.