For evaporation to take place it has to gain energy or loose energy pls hel

Arecession is the total value of all goods produced in a country in a given year total value of all goods and services produced in a country in a given year total amount of money earned in a nation over a specific period of time none of the answers are correct.

An unsuccessful attempt at cooperation among the colonies was

What was piaget's explanation as to why preschool-age children in the preoperational stage make errors on tasks requiring conservation? a) preschool children's tendency toward centration prevents them from focusing on other relevant features of a situation b) preschool children have not yet developed numerical understanding; therefore, different amounts are meaningless c) preschool children's neural-visual network is not fully matured d) preschool children have not lived long enough and accrued enough experience to know the difference between quantities