[ General Knowledge ]
amuel wanted to measure how fast insects could crawl. In addition to a ruler, what other tool would Samuel need?
A. A calliper
B. A clock with a second hand
C. A wand
D. A fan with different speed

Random Topics:
Sentence Structure and PunctuationProgressive Verb TensesGerunds/InfinitivesTransitive or Intransitive VerbsPrepositions and Prepositional PhrasesGrammar - Present and Past PassiveLanguage Features: Reflective ArticleSimple and Past TensesArticle and Order of AdjctiveComparative AdjectivesOther quiz:
Vocabulary › Viewa severe shortage of food over a large area
A. appeal
B. expand
C. prey
D. famine
Modal Verbs › View
“Must I take my umbrella?” – “No, you…………… It’s not going to rain.”
A. mustn’t
B. have to
C. needn’t
D. don’t
Tenses › ViewMany animals _______ in the cold.
A. Will die
B. Died
C. Dying
Adjective vs Adverb › View
They are ________ tennis players.
A. good
B. well
