Earth's Early Atmosphere (OCR GCSE Chemistry A, Combined (Gateway Science Suite)): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
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Practise the questions
10 questions from this quiz
For how long has the modern atmosphere been stable?
For how long has the modern atmosphere been stable?
200 million years
During Earth's first billion years, which planets did its atmosphere resemble?
During Earth's first billion years, which planets did its atmosphere resemble?
Venus or Mars
What was the primary gas in Earth's early atmosphere?
What was the primary gas in Earth's early atmosphere?
Carbon dioxide
How much oxygen was present in Earth's early atmosphere?
How much oxygen was present in Earth's early atmosphere?
Very little to no oxygen
Which gas was released by volcanic activity and gradually built up in the atmosphere?
Which gas was released by volcanic activity and gradually built up in the atmosphere?
Nitrogen
Which of these was NOT mentioned as a gas in the early atmosphere?
Which of these was NOT mentioned as a gas in the early atmosphere?
Oxygen
What geological feature released large amounts of gases into the early atmosphere?
What geological feature released large amounts of gases into the early atmosphere?
Volcanoes
What happened to water vapour as the Earth cooled over millions of years?
What happened to water vapour as the Earth cooled over millions of years?
It condensed
What did the condensing water vapour form?
What did the condensing water vapour form?
Oceans and seas
Which gas, along with and , was present in the early atmosphere?
Which gas, along with and , was present in the early atmosphere?
Methane ()