Question: How could God command people not to kill, and then, in Exodus 21:12, command that murderers be put to death?

Question: How could God command people not to kill, and then, in Exodus 21:12, command that murderers be put to death?
Question: Was the altar made of earth or of wood?
Question: Does this passage show that unborn children are of less value than adults?
Question: Why was capital punishment commuted in the case of some murders?
Question: Why is boiling a kid in its mother's milk prohibited?
Question: How could Moses have written this when modern scholars say several different authors (JEPD) are responsible for it?
Question: How could these people see God when God said in Exodus 33:20, "no man shall see me and live?"
Question: Can God be seen?
Question: If it is wrong to make graven images, why did God command Moses to make one?
Question: Can God get tired?
Question: Does God have fingers?
Question: Does God change His mind?