[ Vocabulary ]
Grace and David are having a science debate! Grace says the word that means both “seriousness” and a “force of attraction caused by mass” is the same. David isn’t sure. Can you help them out? What is the word?
A. gravity
B. velocity
C. friction
D. momentum

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AdjectiveAdjective SuffixesModals Deduction: cant /mustConditional and SubjunctiveAdverb of FrequencyCompound and Complex SentencesArticle & PrepositionParts of Speech and GrammarPast and Present Continuous tenseAsking for and Giving OpinionOther quiz:
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