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Scientific investigation and experimental design · ACT · Courselo

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ACT
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Science (optional): scientific reasoning

Scientific investigation and experimental design

Science (optional): scientific reasoning · Lesson 2 of 4

Lesson 2 of 4

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Unit 13

Science (optional): scientific reasoning

4 lessons · 6 h 40 min of study

Interpretation of data1 h 50 min of study
Scientific investigation and experimental designReading · 0%
Evaluating scientific arguments and models (conflicting viewpoints)1 h 40 min of study
Core science knowledge for the ACT1 h 30 min of study

This unit is ≈14% of the ACT, across 4 lessons. Full syllabus

Lesson 2 of 4 · Science (optional): scientific reasoning

Scientific investigation and experimental design

3 quick checks≈4% of the testCore: Core: tested on most papers

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By the end you’ll be able to

Identify independent, dependent and controlled variables, and the control group or control trial
Explain the method and purpose of each experiment or study, and how the studies in a passage differ
Predict the results of a modified or additional trial, and choose a procedure that would test a given hypothesis

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Adaptive questions on scientific investigation and experimental design.

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Identify sources of error and ways to improve precision, accuracy or validity

Apply engineering-and-design reasoning: criteria, constraints and trade-offs between design solutions

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