it is 10 because you have to set up an equation to get the answer
The texture of sedimentary rocks, like the size of grains or chemical precipitates can show how the rock was formed. The fossils of sedimentary rocks can show when the rock was formed. The stratification and sorting of the particles can show were the rock was formed.
A radar is used by weather professionals to give them a better look at forming storm cells. Your answer is radar.
Hope this helps.
