GED Science: Study Resources & Original Guides
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Choose the comparison before judging the result
Experimental design in short GED-style scenarios
Read the guideCompare changes with the correct denominator
Graphs, cumulative readings and hourly rates
Read the guideDecide how much an observation supports
Read the claim, then inspect the quality and scope of its measurements
Read the guideTrace what changes through a system
Tell a directional story using a food web and a feedback loop
Read the guideSeparate offspring probability from population change
Use the right denominator at two scales
Read the guideRead motion and energy without mixing units
Distinguish the direction of motion, the cause of change and the energy account
Read the guideKeep a mass balance when matter changes form
Distinguish the amount in a system from a ratio per liter
Read the guideUse matched comparisons in Earth and space science
Explain runoff and daylight with competing mechanisms in mind
Read the guideOriginal guides explain selected concepts using retained source references, new examples and original diagrams. They are teaching resources, not video transcripts or official exam papers.