The moon never changes. but the moon looks different throughout the month because of the way the starlight hits it.
a. true
b. false

The way the moon looks is about how the sun hits it and how the earth is positioned 

so therfore  B. False

The answer is celsius 

Mg-26 and mg-24 are pair of isotopes. isotopes are defined as atoms of the same element having same atomic number but different mass number. i hope that was .