9.………reduce the amount of energy and time required to do that work.

b) the planets year length would be longer

hope this !

answer; i do believe that its(gestation,suction-aspiration or vacuum aspiration;

the earthquake in haiti was a magnitude of 7.0 according to the u.s geological survey yet the smaller earthquake in haiti killed more than 200,000 and left more than 1.2 million people homeless. the chile earthquake was a magnitude of 8.8 and 500 times more stronger but chile's earthquake only injured 712 people.