The density of the upper part of the lithosphere is
1.2
1.7
2.0
2.7
3.0
Correct answer is D
No explanation has been provided for this answer.
On September 23, all towns in the northern hemisphere experience
equal lenth of day and night
longer days and shorter rights
longer rights and shorter days
complete darkness
complate daylight
Correct answer is A
No explanation has been provided for this answer.
The axis of the earth is inclined to the plane of the ecliptic at an angle of
231/20
661/20
900
1800
3600
Correct answer is B
No explanation has been provided for this answer.
A Great Circle can be described as
a line of longitude
the equator
a circle on the globe whose plane passes through the poles
the shortest distance between two points
a circle whose plane passes through centre of the globe
Correct answer is D
No explanation has been provided for this answer.
Which of the following planets has the longest orbit around the sun?
Saturn
Venus
Mars
Neptune
Jupiter
Correct answer is D
No explanation has been provided for this answer.