In an uncomfirty between two layers of a rock how is the upper layer usually described

The big bang nucleosynthesis theory states that elements were produced in the first few minutes of the big bang while elements have their origins in the interiors of stars, forming much later in the history of the universe.

Name 3 types of energy you see being used as you look around a classroom

Afraction can be converted to a decimal by dividing the denominator into the numerator. use a calculator. divide to convert the fractions from part a to decimals. then describe the pattern you see in the decimal.