Information and IdeasHardEvidence for a glacial valley
Information and Ideas practice question
A geologist argues that the valley was shaped by a glacier rather than by the river that now runs through it.
Which finding, if true, would most directly support the claim?
- A. The valley has a U-shaped cross-section with steep sides and a flat floor, and its floor is strewn with boulders of a rock type found only fifty kilometres upstream.Correct
- B. The river floods every spring.
- C. The valley is ten kilometres long.
- D. Glaciers once covered much of the region.
Answer: A. The valley has a U-shaped cross-section with steep sides and a flat floor, and its floor is strewn with boulders of a rock type found only fifty kilometres upstream.
A U-shape and boulders carried from afar.
Why the other answers are wrong
- B. The river floods every spring.
- Flooding is the river's work, not evidence for ice.
- C. The valley is ten kilometres long.
- Length does not show the cause.
- D. Glaciers once covered much of the region.
- Ice in the region does not show it shaped this valley.
More Information and Ideas questions
- Hard
Which finding, if true, would most strongly support the researcher's hypothesis? - Hard
Which choice most logically completes the text with a conclusion the evidence supports? - Hard
Which quotation from the passage would best support the student's claim? - Hard
Which choice best describes data that would support the conclusion that more daily reading is associated with … - Hard
Which choice most logically completes the text with a conclusion the evidence supports? - Hard
Which statement about the data would best support the claim that the bus lane made the route faster?
Not affiliated with the College Board. SAT is a trademark of the College Board.