Examlex
Both pahoehoe and aa are basaltic lava types.Which one is more viscous and moves more slowly?
Subtle
Describing something so delicate or precise as to be difficult to analyze or describe; often implies complexity.
Spatial Reasoning
The ability to understand, reason, and remember the spatial relations among objects or space.
Replicable
Capable of being repeated or duplicated under similar conditions, a critical criterion for scientific research to verify results.
Double-blind Study
A research method in which neither the participants nor the researchers know who is receiving the experimental treatment, to prevent bias.
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