. How does Earth’s atmosphere support life?

According to piaget, children have acquired the cognitive skill of conservation when they're able to a. understand that six ounces of liquid in a jar and six ounces in an elongated tube are equal. b. understand the viewpoint of other people. c. relate objects around them to their own needs. d. realize that the term heavy describes an object one way and the term big describes it another way. it is not b nor c. did this 2 x wrong..

Ture or false evidence for evolution includes millions of fossils

What is any method of measuring the age of an object or event in years, such as using atomic half-life?