Physics
Who among the following is credited for the discovery of ''Expanding Universe"?

Niels Bohr
V Raman
Edwin Hubble
S Chandra Shekhar

ANSWER DOWNLOAD EXAMIANS APP

Physics
Conservation of energy refers to the fact that

Energy cannot be created or destroyed but can be converted from one form to another
The entropy of the universe is always increasing
No chemical reaction is 100 percent efficient
If you conserve energy you will not be as tired

ANSWER DOWNLOAD EXAMIANS APP