Earths interior at a depth of 3500 km is believed to be

Aschool principal ordered 1,000 pencils. he gave an equal number to each of 7 teachers untill had given out as many as possibe. how many pencils were left?

Which are results of technological advances? increased people's exposure to new ideas created a global culture valued by people around the world brought harmony to diverse groups of people reduced the number of people living in rural areas

Which of the following is not a place where hydrogen can be found on earth? a. natural gas well b. atmosphere c. water d. mine