Physics
A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that

The metal ball suffers greater change in momentum
The rubber ball suffers greater change in momentum
Both suffer the same change in momentum
The initial momentum of the rubber ball is greater than that of the metal ball

ANSWER DOWNLOAD EXAMIANS APP

Physics
Isotopes of an element contain

the same number of protons but different number of neutrons
equal number of nucleons
the same number of neutrons but different number of protons
equal number of protons and electrons

ANSWER DOWNLOAD EXAMIANS APP