Air and why we need it The 17 questions of lesson 17 «Air and why we need it» of the world course of Mova's primary school with their options, 86 sentences, every one parsed by Mova with its syntax tree and pragmatics. How the student did on them: the lesson at school .
t1 If all green plants disappeared, what would slowly happen to the air? wrong ✗ · ★ t2 Why does blowing gently on a dying campfire make it burn brighter? wrong ✗ · ★ t3 Which is true about the air you breathe out? right ✓ · ★ t4 Why is it hard to run fast near the top of a very high mountain? wrong ✗ · ★ t5 A water plant grows in a goldfish bowl near a window. How does it help the fish? wrong ✗ · ★ t6 Which shows that air takes up space? wrong ✗ · ★ t7 Why must a car engine have air coming in? right ✓ · ★ t8 Which gas do both a candle flame and a person need? right ✓ · ★ t9 Which list goes from the most to the least in the air? wrong ✗ · ★ t10 what's air actually made of mostly wrong ✗ · ★ t11 why's the candle go out when u put a jar over it wrong ✗ · ★ t12 Mia says air is mostly oxygen. true? right ✓ · ★ t13 my brother says the air u breathe out has no oxygen left. right? wrong ✗ · ★ e1 State the approximate proportion of the air composed of oxygen. wrong ✗ · exam e2 Identify the principal constituent gas of the atmosphere. wrong ✗ · exam e3 Select the response that is consistent with the established facts concerning exhaled air. wrong ✗ · exam e4 Whereas a fire is deprived of oxygen, determine the consequence. wrong ✗ · exam ← previous
Climate zones
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Materials and their properties
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