Test
Chemical reactions for middle school
This classroom material helps 7th-grade students practice identifying reactants and products, recognizing signs of chemical reactions, and balancing simple equations through multiple-choice and sequencing questions. It supports understanding the basic steps and terminology of chemical reactions.
By Edform · Science · Grade 7 · Published Oct 15, 2026 · New
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Questions
- Which of the following best describes a chemical reaction?
- Which of the following are signs that a chemical reaction has occurred? Select all that apply.
- Put the steps of a simple chemical reaction in the correct order.
- Fill in the blanks: In a chemical equation, the substances you start with are called _, and the substances you end up with are called _.
- Choose the correct term for each blank: In the equation H2 + O2 → H2O, H2 and O2 are _, and H2O is the _.
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