Everyday Science

Long-sight defect could be corrected by using __________ lens?
A. concave
B. Convex
C. diverging
D. none of these

Aslam o Alikum all the scientists.Very many congratulations on this auspicious occasion of Eid from my side.

Name the largest moon in our solar system
a. Ganymede
b. Titan
c. Callisto
d. Miranda

Name the nearest Star to our sun.
a. Proxima Centurai
b. Alpha Scorpii
c. Beta Orionis
d. Vega

How much time the light takes to reach from the sun to the earth?

a. Four minutes and 30 sec
b. eight min and 15 sec
c. Seven min and 15 sec
d. Six min and 30 sec