Day and night are the results of__________?

A. Earth rotation around its axis
B. Earth revolution
C. Earth rotation accompanied with its revolution.
D. None of these

Submitted by: Muhammad Arshad Anwer

We get day and night because the Earth spins (or rotates) on an imaginary line called its axis and different parts of the planet are facing towards the Sun or away from it. It takes 24 hours for the world to turn all the way around, and we call this a day.

Related Mcqs:

At night, Plants intake __________ and release __________?
A. Oxygen – Carbon dioxide
B. Carbon dioxide – Oxygen
C. Oxygen – Carbon monoxide
D. None of theseCarbon monoxide – Oxygen
In night, when photosynthesis is stopped, plants__________?
A. take in Carbon Dioxide
B. give off Oxygen
C. give off Carbon Dioxide
D. None of these
Night vision is possible with the help of ___________?
A. Red light
B. Violet light
C. Infrared Rays
D. Ultra violet Light
E. None of these
Which one is the brightest star in the night sky?
A. Betelgeuse
B. Sirius
C. Rigel
D. Polaris

Submitted by: Mansoor Ul Haque
Permissible noise level at Residential area during night time is:
A. 45 dB
B. 55 dB
C. 75 dB
D. 80 dB

Submitted by: Malik Asghar Hussain
What is the date when day and night are equal?
A. March 21 and December 24
B. January 14 and September 23
C. March 20 and September 23
D. January 14 and June 22

Submitted by: Mansoor Ahmed Suhag
Which types of waves are used in a night vision apparatus ?
A. Radio Waves
B. Micro Waves
C. Infrared Waves
D. Magnetic waves

Submitted by: Haziq
The difference in the duration of day and night increases as one moves from:_________?
A. West to East
B. East and west of the prime meridian
C. Equator to poles
D. None of these

Submitted by: SHAFQAT ALI SIYAL
Which planet looks reddish in the night sky ?
A. Jupiter
B. Saturn
C. Mars
D. MercurY

Submitted by: Muhammad Umar Abbas
The earth revolves around the sun at a speed of__________?
A. 18.5 km/sec
B. 26.6 km/sec
C. 29 km/sec
D. 31.9 km/sec

Submitted by: Syed Nizakat Ali Shah