How does the nucleus of an atom change after beta decay?
a. the nucleus remains the same
b. the nucleus gains an electron.
c. the nucleus loses a neutron.
d. the nucleus loses a proton

According to newton’s law of universal gravitation, which statements are true? as we move to higher altitudes, the force of gravity on us decreases. as we move to higher altitudes, the force of gravity on us increases. as we gain mass, the force of gravity on us decreases. as we gain mass, the force of gravity on us increases. as we move faster, the force of gravity on us increases.