How does the average number of drops required to break open a whelk depend on platform height

Which term refers to the total dollar value of the goods and services produced in a country in a year?

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..

Which is the correct formula for photosynthesis