[ Vocabulary ]
______________ are ways that scientists perform investigations.
A. control
B. experiment
C. scientific methods
D. variable
Select your answer:
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Clauses and GerundsTenses - Present and PastSynonymsAdjectives and ArticlesSubject Verb Agreement Irregular VerbPassive Voice and ModalsGrammar Pronoun and Singular Plural NounPRESENT SIMPLE - CHILDRENAdjective + to + VerbOther quiz:
Grammar › ViewSelect the word with that matches this definition.
save; collect
A. hoard
B. charming
C. fortunate
D. order
E. galore
Past Participle › View
Bryan Adams is a really ___ singer.
a. interested
b. interesting
c. interest