Question

What a
of com
Explai
What
28. What is the relation of electronic structure of an atom with its position
modern periodic table ?
29. What are the changes seen in boys at the time of puberty?
30. What are homologous organs ? What is the significance of homologous organs
process of evolution ?
31. Why is tungsten used almost exclusively for filament of electric bulbs ?
32. Why is the series arrangement not used for domestic circuits ?
33. Why does a compass needle get deflected when brought near a bar magnet?
34. How is ozone formed ?
need
Expl
Exp
nee
35. Suggest four steps to control carbon dioxide in the atmosphere.
36. How can you contribute in the conservation of our environment and natural resources​

Answer 1

Answer:

how long it is sorry I am just a small child