Several people helped make Yellow- stone National Park a protected place. In the 1600s and 1700s, fur trappers came through the area. They noticed its amazing features, such as geysers that shoot hot water high into the air. When they returned to towns and camps, they told stories about what they had seen. Soon expeditions were organized to explore Yellowstone. The expedition led by Ferdinand Hayden in 1871 included a photographer and an artist who captured the beauty of Yellowstone in their pictures. They showed their pictures to Congress. In 1872, President Grant signed a law that made sure Yellowstone would be protected forever by making it the first national park. question: main idea

question: 5 supporting details​

Skill check questions rearrange the paragraphs below into the correct sequence. that's because engineers on the ultraclean project have invented a self-cleaning, antibacterial metal surface that repels water with an intricate layer of laser-engraved valleys. when it rains, the lotus does not become damp; the water simply trickles off in fat droplets, taking any bugs and dirt with it. the drudgery may not be around much longer, however, if a team of italian scientists has anything to do with it “it's simply an amazing plant,” concluded professor luca romoli, leader of the project, “and we've succeeded in mimicking it. magnifico! ” few tasks in life hold less joy than scrubbing the ghost of somebody else’s porridge from a saucepan. the starting point for the research was the leaves of the lotus flower.

According to the study, a is when you string one quote after another in an essay without connecting them

What is the meaning of the suffix –logy? some examples include theology, astrology, and biology. a-action or process b-science of, study of c-to make d-relating to