The approximate diameter of the earth is:
- (A) 4200 km
- (B) 6400 km
- (C) 12,800 km
- (D) 15,600 km
- (C) 12,800 km
The diameter of the earth as the Equator is about:
- (A) 12,756 km
- (B) 14,500 km
- (C) 15,788 km
- (D) 16,999 km
- (A) 12,756 km
Lunar eclipse does not occur every month because:
- (A) The moon revolves at a slower speed than the earth
- (B) The moon’s orbit is not all the time in the same plane as the earth
- (C) The sun’s orbit is not always in the same plane as the moon
- (D) The earth’s orbit is always in the same plane as the moon
- (B) The moon’s orbit is not all the time in the same plane as the earth
“Contour” is a measure of:
- (A) Temperature
- (B) Rainfall
- (C) Pressure
- (D) Topography
- (D) Topography
At the poles, the diameter of the earth is about:
- (A) 12,000 km
- (B) 12,714 km
- (C) 13,777 km
- (D) 17,515 km
- (B) 12,714 km
The polar diameter of the earth is shorter than equatorial diameter is about:
- (A) 40 km
- (B) 43 km
- (C) 48 km
- (D) 53 km
- (B) 43 km
Lunar eclipse occurs when:
- (A) Earth comes between sun and moon
- (B) Moon comes between earth and sun
- (C) Sun comes between moon and earth
- (D) Moon is at right angle to the earth
- (A) Earth comes between sun and moon
Owing to the equatorial bulge and the polar flattening, the polar radius falls short of the equatorial about:
- (A) 22 km
- (B) 36 km
- (C) 40 km
- (D) 45 km
- (A) 22 km
Solar eclipse occurs when:
- (A) Sun comes between moon and earth
- (B) Moon comes between earth and sun
- (C) Earth comes between sun and moon
- (D) Moon is at right angle to the earth
- (B) Moon comes between earth and sun
From outer space he color of Earth seems a mixture of:
- (A) Red and blue
- (B) White and black
- (C) Blue and white
- (D) Blue and brown
- (C) Blue and white