What is this a picture of, where was it located, what was it used for?

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.

Describe the economic recovery in western europe after world war 2

Which religion group faced increased discrimination in terrorist attacks on september 11 2001