Give five ways in which you can save energy at home.
One can save energy at home by:
(i) using of solar energy
(ii)using biogas as cooking fuel.
(iii)drying clothes in sunlight instead of electric dryers
(iv)witching off fans and lights when not required.
(v)using pressure cookers for cooking.
Which sources of energy would you suggest for
(a) rural areas (b) coastal areas (c) Arid regions
(a) rural areas- Biogas
(b) coastal areas- Tidal energy
Name any three common minerals used by you every day.
Three common minerals used by us in everyday are copper, iron and salt.