Fasttt please three advantages and disadvantages of renewable source of energy​

:) during the cold war, people were afraid of communists, both outside and inside the united states. the red scare and mccarthyism that grew out of these fears were damaging to the american way of life. during the mccarthy years, many of the freedoms guaranteed in the bill of rights were limited. write a paragraph explaining what lessons can be learned from the mccarthy era about what u.s. citizens need to protect in order to preserve the democratic political system and the american way of life.

1.in which of the following ways did washingtons native people produce a minimal impact on their environment? select all that apply -built fish traps across rivers -harvested bark from trees -dammed rivers, altering salmon runs -logged old growth forests-filled in swamps-burned forested areas to increase plant diversity -tore down hills to make cities 2. which statement about groups interacting with the environment is true? a. settlers were careful not to affect the environment with their actions b.settlers were particularly concerned with conserving forest c. native people tried to balance their use of natural resources with their respect for the environment d. native people were careful not to affect the environment with their actions 3. which best explains how native americans in washington related to the environment? a. their dependence upon the environment led to over-harvesting, which used up many natural resources b.they did not fully take advantage of natural resources until settlers arrived from the eastern united states c.they relied on the environment for all aspects of their lives-clothing, food, housing, and transportation.d. they worked over the years to become less reliant on natural resources for their livelihood. 4.what is one way farmers in eastern washington changed their natural environment? a.damming of rivers b. excessive trapping c. irrigating crops d. logging old growth forests 5. how do people in washington interact with the environment today? select all that apply. -eastern washington is no longer used for farming -logging remains a big industry within the state -rivers are reserved for recreational use -people rely solely on cedar for building canoes -people rely on the rich farmlands of western washington for many crops

Which of the following questions must be asked about the use of resources in an economic system a. what allocation will provide the fastest growth b. what is the most secure allocation c. what is the fairest allocation d. what is the most effective allocation