How did " grandfather clauses " discriminate against african americans ?

Which was the outcome of the six-day war of 1967

Which phrase best fits in the blank box? wasted government money gave citizens government money encouraged people to vote supported government investigations

"if i have seen farther than others," said newton, "it is because i have stood on the shoulders of giants." who were the giants to whom newton was referring? could this be said of any scientific accomplishment? explain.