Quote:
Originally Posted by Sureshlasi
Objectives for everyday sciences
1. What is the approxiate mean distance that separates the sun from the earth?
a. 1600,90,000 kms
b. 1480,00,000 kms
c. 1500,00,000 kms
d. 1890,70,000 kms
17. The common ore of aluminium is ?
a. Chromite
b. Cryolite
c. Bauxite
d. Monazite
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The approximate mean distance of Sun from earth is a little more than 149 million km , we can round it off to 150 million km.
Bauxite is the ore of Aluminium, Chomite is the ore of Chromium.