Quiz-Busters - Earth's early atmosphere

Earth's early atmosphere

C1 Edexcel a quiz based on the new specification. For KS4 low to middle ability range.
What CD is thought to be the main gas in the early atmosphere? . What A is a gas in trace found in the early atmosphere?. What W is a vapour which condensed to form oceans?. What V are thought to be the main producer of carbon dioxide in the early atmosphere?. What V is a planet which has similar atmosphere to early earth atmosphere?. What M is the planet which resembles the early atmosphere?. What T is a moon that has an atmosphere that is mainly nitrogen?. What C is the chemical name of limestone?. What M led to the reduction of Carbon dioxide in the early atmosphere?. What P is the main process that take carbon dioxide out of the atmosphere?. What O is a gas that was absent from the early atmosphere?. What L is a process which provides the energy to convert nitrogen to nitrogen oxide?. What FF leads to increased carbon dioxide level when burned?. What S is the type of rock most susceptible to erosion?. What TD is a process of breaking down limestone by heating?. What C is the biggest use of limestone?. What C is the chemical name of quick lime?. What Q is the common name of Calcium oxide?. What S is the other name of Calcium hydroxide?. What A is caused by increased levels of sulphur dioxide pollution?.