Which of the following atmospheric events are associated with cumulonimbus clouds? (mark all that apply). o tornados o hail o high pressure o lightning

Explanation: Cumulonimbus clouds are known as the thunderstorm clouds that gets created inside the clouds due to disturbances and threats. They are related to many severe conditions like hail,heavy rain,tornadoes,heavy rain etc. They have the capability of creating dangerous and severe weather conditions on the earth's atmosphere. Therefore the related phenomena with cumulonimbus clouds hail, tornadoes and lightening.

the first phase of the government’s plan for settlement was building the transcontinental railroad. the railroad provided a way to bring settlers and manufactured goods west and ship their agricultural and mining produce east. the transcontinental railroad was an essential artery for rapid development of the frontier.

the second phase of the government’s plan was a liberal land distribution policy that made it possible for many people to homestead. with these two key elements—transportation and cheap land—the government rapidly achieved its goal of persuading people to move west, settle on farms, and push back the frontier.