Nanotechnology involves the ability to see and control individual atoms and molecules. It is science and engineering conducted at the nanoscale, which is about 1 to 100 nanometers. It’s hard to imagine just how small nanotechnology is. One nanometer is a billionth of a meter. Consider the following: There are 25,400,000 nanometers in an inch. A sheet of newspaper is about 100,000 nanometers thick. If a marble were a nanometer, then one meter would be the size of the Earth. Which of the following best explains how text structure is used here? Select one:

to state a problem and explain how that problem is solved

to present information that helps the reader understand a concept

to make a link between two ideas

to list a series of steps in a procedure

it is c through the rain, the cheetah dashed.

in the secret life of walter mitty, the main character leads a dull life, or so he thinks.in all his daydreams he plays the role of some hero or a man who is unbelievably resourceful.whether a pilot, a surgeon   or even a criminal, he is better, so much better than all the rest of the characters in his delusions.he comes up with ideas nobody else could have conceived .when he comes back to reality, whatever he has to deal with seems silly, boring without any motivation to deliver.

in a sound of thunder a hunter,eckles, wants to use a time machine to go back in time to catch a tyrannosaurus rex. by then, 2055 elections were go held and a   new hitler was beaten by a far better candidate, keith.once he and other men have traveled,   he gets cold feet. he in   some way has known   this is not a good idea.he hears this sound , too strong for him to put up with . hopeless, he abandons the project making a mistake - another one as the first is to travel in time-that causes a butterfly effect when he comes back. in the end , changes reality for worse; the anti human anti christ deutscher,   is the president.

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