an object stays in motion or at rest until an outside force acts upon it
A. gravity
B. push
C. pull
D. inertia

Random Topics:
Verb TensesIndirect SpeechConditional TensesMix-TensesFuture Tense VocabularyPresent Perfect and Past TensesSentence Fragments and Complete SentencesPresent Progressive TenseSimple Present and Present ContinuousArticles & Compound NounsOther quiz:
Past Perfect Tense › ViewMy sister washed up the plates after she _____ (have) her lunch.
A. have had
B. has had
C. have
D. had had
Passive Voice Tenses › View
. What is the main difference between active and passive voice?
A. In active voice, the subject performs the action; in passive voice, the subject receives the action.
B. In active voice, the subject receives the action; in passive voice, the subject performs the action.
C. Active voice is used for questions, while passive voice is used for statements.
D. Active voice is more formal than passive voice.
Tenses › ViewWe ____ swimming if it is hot tomorrow.
A. go
B. went
C. are going
D. will go
Relative Clause › View
Jackson is the most good-looking boy______to this school.
A. to come
B. coming
C. comes
D. come