Which of the remaining designs has the highest thermal efficiency?

Asappp which of the following is not a requirement for an adult to become a u.s. citizen? have been born on u.s. soil pass a u.s. history and government test be a legal, permanent u.s. resident swear loyalty to the united states

Children begin to use tools at about what age? a. 18 months b. 2 years c. 1 year d. 6 months

Which is the best location for farming? ( southwest asia ) a: east of the jordan river b: central syria c: southern israel d: the coast of lebanon