Properties of matter
Question
A class compares sealed containers holding solids, liquids, and gases. Which descriptions are consistent with these states? Select all that apply.
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AA solid can retain its own shape.✓ Correct
A solid has a definite shape.
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BA liquid has a definite volume.✓ Correct
A liquid retains its volume.
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CA gas can fill the volume of its container.✓ Correct
A gas expands to occupy its container.
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DA liquid must retain its own shape.✗ Incorrect
A liquid conforms to its container.
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EA solid must fill every container it enters.✗ Incorrect
A solid retains its own shape and volume.
Answer
A. A solid can retain its own shape. · B. A liquid has a definite volume. · C. A gas can fill the volume of its container.
Rationale
Shape and volume distinguish these states. Solids retain both, liquids retain volume, and gases spread through their containers.
RememberSolids retain shape; liquids retain volume; gases fill containers.
Sources
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DOE-HDBK-1015/1-93
U.S. Department of Energy · License: US government work (public domain) · Retrieved · Page 23
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States of Matter
NASA · License: US government work (public domain) · Retrieved · States of Matter
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