Over millions of years, the forces of plate movement can change a flat plain into landforms such as anticlines and synclines, folded mountains, fault-block mountains, and plateaus.
Making the world better, one answer at a time. If a teenager from 15-17 works part-time over the summer, the average amount of money made in those 3 months is $1,000. If a teenager from 15-17 works part-time over the summer, the average amount of money made in those 3 months is $1,000.
Teens age 14 and 15 cannot work after 9 p.m. during the summer, while teenagers age 16 and 17 can work at all hours. Fourteen-year-olds and 15-year-olds can work up to 40 hours a week during the summer or up to eight hours a day. Those age 16 or 17 can work as many hours a week as they wish.