Cause: it allows steel to be produced without fuel
effect: lowered the cost of production steel
The answer to the first question is "A, Petition of Right"
The answer to the second question is "B, The Stuarts"
Moses endeavor to build up strength among the Israelites by selecting the pioneers of tens, the fifties, thousands. They filled in as educators and consultants, as judges, and as pioneers in the event of war. Before that, the general population were driven just by Moses and the Elders.
Answer: By setting an example (i think)
From : allnswers.com
Pocahontas, after marrying the colonist John Rolfe, converted to Christianity and changed her name to Rebecca Rolfe.
That would be archeologist.
The Study of Artifacts is called Archeology.