The correct answer is (D): The tilt of the Earth on its axis changes during the year.
Earth revolves around the Sun as it spins on its axis of the rotation once a day. While the Earth orbits the Sun, the tilt of Earth's axis stays lined up with the North Star resulting to the North Pole tilting towards the Sun. The Northern Hemisphere is normally tilted toward the sun on the summer solstice while the southern hemisphere is tilted toward the sun on the winter solstice. Northern Hemisphere hence expects a change in days length where the days change from short days in the winter to long days around the summer solstice on June 21st.
Answer:
As salt was worth its weight in gold, and gold was so abundant in the kingdom, Ghana achieved much of its wealth through trade with the Arabs. Islamic merchants traveled over two months through the desert to reach Ghana and "do business." They were taxed for both what they brought in and what they took out.
Explanation:
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Answer:
The correct answer is D) He invented highway billboards
Explanation:
Aristide Boucicaut was a famous French business person who is credited with developing the concept of the modern Department Store.
He worked in his family store as a child and had grander ideas of how a retail space should work.
He eventually developed the Le Bon Marché, which quickly became a landmark shopping place.
He developed numerous innovations to increase his sales more than 10 times. He lured shoppers in using beautiful window displays, something that is common today. He held sales in winter time and even allowed people to return their products.
However, he was NOT the inventor of the highway billboards