Which of the following is a reliable source of background information for researching a problem? a. a popular magazine b. any internet site c. a scientific journal d. an encyclopedia

What does all of the organ system in a human form

How does deforestation affect the water cycle? a. it increases the amount of runoff b.it increases the amount of percolation c. it increases the amount of transpiration d. it increases the amount of precipitationa it increases the amount of runoff

Which two criteria must be met before scientist can use radiocarbon dating? explain your answer