Sedimentary Rock Sorting Reading Comprehension

What does 'sorting' refer to in sedimentary rocks?

• The age of the rock

• The mineral composition

• The grain size variability

• The color of the rock

Which process is likely to produce well-sorted sediments?

• Glaciers

• Gravity flows

• Landslides

• Wind

What is a characteristic of very poorly sorted sediment?

• All grains are the same size

• Most grains fall in a single size class

• Only one grain size is present

• A wide spectrum of grain sizes

Which of the following is an example of selective transport?

• Glaciers

• Wind

• Gravity flows

• Landslides

What type of sorting would you expect from river transport?

• Well sorted

• Moderately sorted

• Poorly sorted

• Very poorly sorted