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Chemistry, 15.10.2020 21:01 EllaLovesAnime

Choose all the answers that apply. Check the statements that are true.

- A hypothesis must be proven true in order for an experiment to be valid.
- Electrons and protons are examples of cycles.
- A valid experiment must have results that can be repeated.
- Observations are the final stage of an experiment.
- Science is based on fact

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- A hypothesis m...

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