This week’s questions
How are the directions (North, South, East and West) identified on other planets? Are they common for all the planets in the universe?
How is headache or body pain cured by pain balms?
R. Shanmugasundaram, Chennai
Why does so much of dust accumulate in collar, neck, back side and arms ?
Krishna Mohan, Visakhapatnam, Andhra Pradesh
How does wearing special goggles enhance the 3D viewing experience?
Savanth, Thrissur, Kerala
What is the reason for ocean tides? Why is it that no tides are observed in rivers?
B.N.Arjun, Visakhapatnam, Andhra Pradesh
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