Answer:
Keelboats have been used for exploration, such as during the Lewis and Clark Expedition, but were primarily used to transport cargo or settlers in the early 19th century. The process of moving a keelboat upriver was extremely difficult, though current dependent.The earliest keelboat seems to have been a skiff with a plank nailed the length of the bottom to make the boat easier to steer, but by about 1790 the keelboat had become a long narrow craft built on a keel and ribs, with a long cargo box amidships.
Explanation:
The high school division has 216,000 members
Answer:
Louder music corresponds to more beer consumption. But this doesn't provide evidence that louder music can causes people to drink more beer.
Explanation:
The louder music does not cause people to drink more beer. There is a spurious correlation between drinking beer and Loud music because of the presence of confounding variable Social which is the interaction in the bar. The people at the bar are not able to talk to each other more because of the presence of loud noise or music. So, they are forced to drink beer more rather than talking during their stay at the bar.
Answer:
The environmental impacts considered for the present review were air pollution, noise pollution, water and soil contamination, the degradation of agriculture resources and the loss of agricultural land and vegetation.
Explanation:
