What happens to trees from one life zone to the next?

Dalton developed the first model of the atom that showed the structure of the inside of an atom

Ineed asap! ! what is the name of the system in which each branch of the u.s government can limit the actions of the other branches? a. perpetual union b. division of powers c. cooperative federalism d. checks and balances

Based on the passage, what are the two most likely results of egypt’s successful military campaigns in nubia and libya?