Question

For what other things do you blow air from your mouth? (2 marks)

Answer 1

We blow air from mouth in following cases:

1. To warm or cool things (0.5 mark)
2. To clean spectacles (0.5 mark)
3. To whistle (0.5 mark)
4. To play wind musical instrument such as flute, trumpet, etc. (0.5 mark)