CT NGSS Science Grade 8 Practice Questions - Connecticut NGSS Science Assessment - Grade 8 Exam

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Two sealed jars contain the same gas. Jar A is warmer than Jar B. Which comparison is most consistent with the particle model of matter?

Particles in Jar A have zero mass compared with Jar B Particles in Jar A move faster on average than particles in Jar B Particles in Jar A stop moving completely when heated Particles in Jar A become a different element only because of temperature

Correct Answer:

Particles in Jar A move faster on average than particles in Jar B

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