Here are 10 One-Word Answer Type Questions from the chapter Blow Hot, Blow Cold and related concept Air Around Us from your PDF (Page 142 onwards) , with answers and explanation immediately after each question:
Topic: Air Around Us
1. Question:
What do we breathe in from the air?
Answer: Oxygen
Explanation: We take in oxygen from the air for breathing and living.
2. Question:
What gas do we breathe out into the air?
Answer: Carbon dioxide
Explanation: We exhale carbon dioxide after breathing.
3. Question:
What is present all around us but cannot be seen?
Answer: Air
Explanation: Air is everywhere around us though it is invisible.
4. Question:
What do we feel when air moves fast?
Answer: Wind
Explanation: Moving air is called wind, and we feel it when it blows.
5. Question:
What becomes warm when we blow air from our mouth on our hands?
Answer: Breath
Explanation: The air we blow from our mouth is warm and is called our breath.
6. Question:
What becomes cool when we blow air through our lips forcefully?
Answer: Air
Explanation: When we blow air forcefully, it feels cool on the skin.
7. Question:
What is filled inside a balloon?
Answer: Air
Explanation: A balloon inflates when air is filled inside it.
8. Question:
What can be felt but not seen or touched?
Answer: Air
Explanation: Air can be felt but cannot be seen or touched.
9. Question:
What helps us to hear sound by carrying it to us?
Answer: Air
Explanation: Sound travels through the air and reaches our ears.
10. Question:
What surrounds the earth and is necessary for life?
Answer: Air
Explanation: Air forms a layer around the Earth and is essential for the survival of living beings.
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