Lia squirmed in her seat as she waited for her turn. She didn’t think she could get through this! It was a lot of pressure. She looked at the crowd and saw expectant faces turned towards the stage. She gulped audibly, and the person next to her gave her a look. She smiled sheepishly and ducked her head to hide her blushing face. She was just about to gather enough courage to leave when the presenter called her up. It was her turn. Based on the passage above, what does squirmed mean? A. cried B. jumped C. shaked D. wriggled

Distance that the transcontinental railroad covered from omaha to san francisco.

If you could drill a hole straight to the center of the earth, and keep track of what the hole is going through, youwould find: a) you would go through one sort of material, and then a different, denser material, and then a still-different, still-denser material, because the planet is made of concentric layers, sort of like an onion.b) you would go through one sort of material all the way to the center, because the planet is all mixed up.c) if your hole started at the north pole, you would go through different layers of different materials, but ifyour hole started at the equator, you would go through one sort of material all the way to the center.d) if your hole started at the equator, you would go through different layers of different materials, but if yourhole started at the north pole, you would go through one sort of material all the way to the center.e) you would strike diet pepsi when you got to the center.

What does the plate tectonic theroy describe?