ScienceClass 7CBSE
Q
16. Match Column I with Column II. There can be more than one match. Column-I Column-II a) On heating air i) Descends b) On cooling air ii) Expands iii) Contracts iv) Rises
A
Soln:
| Column-I | Column-II |
| a) On heating air | ii) Expands |
| b) On cooling air | iv) Rises |