RISE Science Grade 6 Practice Questions - RISE Science - Grade 6 Exam

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A student places a sealed air-filled balloon into a freezer. After two hours, the balloon has shriveled and reduced in size. Which statement best explains this phenomenon using the particle model of matter?

Gas particles escaped through microscopic holes in the balloon rubber. Gas particles slowed down, moved closer together, and exerted less pressure on the balloon walls. Gas particles destroyed themselves due to the cold temperature inside the freezer. Gas particles condensed into liquid water that filled the bottom of the balloon.

Correct Answer:

Gas particles slowed down, moved closer together, and exerted less pressure on the balloon walls.

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