The position of Earth in its orbit, when it is at its greatest distance from the sun causing northern summer is called?
A. Aphelion
B. Perihelion
C. Perigee
D. Apogee
The most splendid and the most magnificent constellation on the sky is?
A. Orion
B. Columbia
C. Canis Major
D. Taurus
FOUNDER OF MODERN ASTRONOMY WAS
A. Archimedes
B. William Gilbert
C. Nicolas Copernicus
D. Michael Faraday
One of the main function of Earth’s ozone layer is to?
A. Prevent Global Warming
B. Filter out ultraviolet rays
C. Absorb pollution
D. All of the above
Which of the following element is not present abundantly in earth’s crust?
A. Silicon
B. Radium
C. Aluminum
D. Carbon
The exact time by the earth for single rotation on its own axis is?
A. 24 hours
B. 24 hours 35 seconds
C. 24 hours 50 minutes
D. 23 hours 56 mints 4.09 sec
Equinox occurs when the sun is vertically about?
A. Tropic of cancer
B. Tropic Capricorn
C. Equator
D. Arctic Circle