34.
a) A student has difficulty to read black board while sitting in the last row. What
could be deſect in child? How it can be corrected?
b) Given scientific reason.
1) Stars Twinkle
id) Sky appears red in colour during sunrise.
It. For. 4 marks
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Answer:a)A student had difficulty reading the blackboard beacause he is suffering from Myopia, and he feels difficulty in seeing far sighted objects ,it can be corrected with Suitable glasses
b) 1>Search Results
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Stars twinkle because their light must pass through pockets of Earth's atmosphere that vary in temperature and density, and it's all very turbulent. On rough nights, a star appears to shift position constantly as its light is refracted this way and that.
2> Due to redshift of the sun during sunrise, in simple due to dropler effect
;)
Explanation:
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