A review begins: "Learners in one town sleep fewer hours on school nights. This review asks whether shorter sleep goes with less study time." Which section is this extract from?

An extract reads: "Two sample sources report shorter sleep among learners with late screen use. A third reports the same pattern in a nearby school. Each is summarized under one heading." Which section is this?

An extract reads: "Taken together, these sample sources point one way: late screen use shortens sleep, and shorter sleep goes with less study time." Which section is this extract from?

Which order shows how a literature review moves from start to finish?

A sample review states its question about plastic waste in a coastal town, then summarizes eight sources in groups. It stops there. Which section is missing?

A sample review opens with grouped summaries of sources on urban heat, then ends by stating what those sources show together. Which section is missing?

A sample review asks how commuting time affects homework, then states at once what the writer says the sources show. No sources are summarized anywhere. Which section is missing?

A review asks why a coastal town's plastic waste rises in summer. Four sample sources are about tourist numbers and three are about waste collection. How should the sources be grouped?

Two sample sources: one finds canteen fruit sales rose after a poster campaign; the other finds sales rose only after prices were cut. What do the two disagree about?

Two sample sources: one finds learners sleeping under six hours study less; the other finds learners sleeping over eight hours study more. Where do the two agree?

What is a literature review for?

In a literature review, the synthesis states what the grouped sources show when taken together.

A review gathers sample sources on evening screen time and sleep. Which sentence states a synthesis?

A sentence reads: "None of these sample sources looked at learners who work after school, so that group is still unstudied." Where does this sentence belong?

A sentence reads: "In this review, study time means the minutes a learner spends on schoolwork at home." Which section is this sentence from?

A review has finished summarizing its groups of sources on sleep. Which sentence best begins its synthesis?

A review on urban heat needs a research question. Which sentence states one?

A review on reading habits has three sample sources: (1) minutes read at home, (2) books borrowed from a library, (3) minutes read at home in a nearby town. Which two belong in one group?

A sample review states its question, then summarizes source after source with no groups, then ends with a synthesis. What should the writer fix?

A sample review ends: "One source found less plastic waste after the cleanup, so waste is falling in the town." Why is this a weak synthesis?