[ Vocabulary ]
What is a glow in the night sky produced in the upper atmosphere by particles from the solar wind interacting with Earth’s magnetic field called?
A. Corona
B. Aurora
C. Photosphere
D. Sunspot
Select your answer:

Random Topics:
Be used to vs used toAdverbs and PhrasesGerund or InfinitivesThe Simple Present TenseThe First Conditional (if/unless)Tenses & AffixesLinking Words and ConjunctionNouns & PronounsSentence Types and ConjunctionsGrammar Pronoun and Singular Plural NounOther quiz:
Grammar: Used to, Would, Be used to, Get used to › ViewHave you got used to ___ French?
A. speak
B. speaking
Tenses › View
By the time the English team ____ at the summit, both the Japanese and Dutch teams _____ up to the Himalayas.
A. arrived / had climbed
B. were arriving / climbed
C. have been arriving / have climbed
D. had arrived / climbed
E. arrive / would have climbed
