Lincoln uses the last paragraph of his speech

How does this image the reader to understand seismographs?

Iwill have sailed around the world by the end of next year. what is the verb form in the sentence? future perfect past emphatic present progressive past perfect

Look at this photograph of a klondike gold rush camp. what would you find challenging about being in this type of environment? check all that apply. the extreme cold the steep climbs over the mountain the thick covering of snow the cramped living conditions the harsh winds