(1)
The thermosphere –
Answer: is hot because molecules in it absorb high energy short wavelengths of radiation from sun.
Answer: is hot because molecules in it absorb high energy short wavelengths of radiation from sun.
Answer: 1977
Answer: 10
Answer: India
Answer: Siberia
Answer: Only about half that of the Moon
Answer: Less than one
Answer: Vidal dela Blache
Answer: Peschel, Ratzel, Hettner, Troll
Answer: Empirical Study
Answer: Kropotkin
Answer: Eratosthenes
Answer: Pre-Industrial Cities
Answer: G.K. Zipf
Answer: Ambala