Drill 30 · Reading & Writing · Hard Command of Evidence
SAT R&W Command of Evidence (Hard) — Drill 30 is a Reading & Writing practice drill covering Hard Command of Evidence. It contains 5 original questions created by Brian Stewart, a Barron's test prep author with over 20 years of tutoring experience.
A lake does not mix top to bottom all year; warm and cold layers form, hold, and break down, and that layering shapes what lives where. These items ask which reading or watershed fact decides a dispute. The two data items, a table and a line graph, are set up to be read for a contrast between conditions. The quotation item presents short classroom passages written for a study of lake science.