What does equinox mean in science?

a) longest day of the year

b) shortest day of the year

c) equal day and night

d) none of these (more…)

Who invented the first mobile (cell) phones?

a) Grahm Bell

b) Alexander Flemin

c) Martin Cooper

d) Joseph Swan (more…)

What is lexicography in linguistics?

a) Art of compiling dictionaries 

b) Art of speaking

c) Art of finding meanings

d) Art of storytelling (more…)

Why is an autopsy performed?

a) to determine the murder

b) Conspiracy determination

c) to determine the cause of death 

d) none of these (more…)