Are observable and easy to measure, while are not so observable or easy to measure.

behaviors, mental processes

Explanation:

Behaviours observable and easy to measure, while mental processes are not so observable or easy to measure.

Human behaviours can be measured by three fundamental properties which include repeatability, temporal extent, and temporal locus. The ability to measure human behaviour is important as it helps to identify the function maintaining a problem behavior and to evaluate the success of a positive behavior support plan. On the contrary, mental processes such as perception, memory, thinking are not easily observable or measurable.

the federal government of the united states was established by the constitution. us is a presidential republic. the president is head of state, head of government and of a two party legislative and electoral system. the supreme court balances the powers of the federal and the state government. yhe executive branch is headed by the oresident. there are two chambers of congress, the senate and the house of representatives. judicial power is exercised by the judicial branch (or judiciary), comprised of the supreme court and lower federal courts. the judiciary's function is to interpret the   constitution as well as the federal laws and regulations.