Which volcanic material would most likely be produced by a violent eruption?

Convert 9.75 millimeters to centimeters.centimeters

Atypical human cell is approximately 12.00 μm in diameter and enclosed by a membrane that is 5.000 nm thick. (a) what is the volume of the cell including the membrane? (b) what is the volume of the cell membrane? (c) what percent of the total volume does its membrane occupy? to simplify the calculations, model the cell as a sphere. enter your answers using four significant figures.

What is the average speed of a car that traveled 300.0 miles in 5.5 hours