Choose all that apply.

What are the three most important reasons for studying history?

recognizing patterns
memorizing dates, people, and events
connecting the past to the present
revealing past contributions of civilizations
making sure history repeats itself

Which of the following statements about egypt’s resources and economy is not true? the suez canal is one of the world’s busiest waterways. egypt’s only farmland is located in the nile river valley and delta. egypt’s unemployment rate is low, and most egyptians have little trouble finding work within the country. egypt’s economy depends mostly on agriculture, petroleum exports, and tourism.

What important discovery was made by edmond halley and alexis clairaut, using newton's ideas of mathematics and gravity? they created the scientific method to outline how science should be conducted. they were able to find the orbit of a comet and predict the year of its return. they discovered the three newest planets--uranus, neptune, and pluto. they explained why objects appear to have color.

The picture below shows president richard nixon and the first lady standing before the great wall of china in 1972. they are smiling - as are the chinese with them. when this picture was shown on american television, americans were aware that it was a historic moment. what are two reasons why this moment was important for both china and the united states?