We take in ____ during inhalation.
The volume of air we take in during coughing is
When we inhale, we take air into our lungs. what do we breathe out during exhalation? options A :carbon dioxide option B: Nitrogen option C:Oxygen option
D: a mixture of gases that has more carbon dioxide than inhaled air optionE: a and c
We know that air is a poor conductor of electricity. Then how do the electric discharge take place during lightning? [3 MARKS]