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Identify valid explanations
Free printable Grade 8 science worksheet for "Identify valid explanations" — practice models and data. No-prep, print or assign online.
Valid explanations in science are the focus of this middle-school worksheet, guiding students to evaluate claims and determine which ones are supported by evidence and sound reasoning. Teachers can use it within a scientific practices unit to help students think critically about the difference between observation, inference, and unsupported opinion. This skill underpins all of science and engineering: being able to identify what counts as a good explanation.
Learning objectives
- Distinguish valid scientific explanations from unsupported claims
- Evaluate evidence to determine whether it supports a given explanation
- Apply criteria for scientific reasoning to real-world scenarios
Answer Key
How to use this worksheet
- Click “Download Worksheet” and sign in with Google or email to get the PDF instantly.
- Print at home or in class for Middle School; it's no-prep, with no extra materials needed.
- Use the included answer key to mark it in seconds.
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