Question

Section-
25. Explain the factors contributing to human health in detail
26.) Copper is used in pure form for making electric transmission cable but alloy is used for decorative articles
(2)
(b) Why is mercury used in thermometer?
(3)
27. (a) What are the uses of a magnet.
12
(b) Explain any one method of magnetization of magnet.
(3)
28. What are the advantages of an aneroid barometer over a mercury barometer? Give the applications of the
aneroid barometer.
29. Explain the formation of longitudinal waves in a spring.
30. In which categories of human diseases, you can put COVID-19, based on duration and cause. What are the
other types of human diseases in both categories? Give examples as well. .


Pls help me in my exam

Answer 1

Answer:

This will be too much big so I can't help u sorry

Answer 2

Answer:

sorry but which question wr have to do

or we have to do the whole paper