What do you call a set of stars that are grouped closely together is called s Star

45. Spectroscopy is A) the study of sunlight B) the study of the properties of light C) the study of distant stars D) the study of vision

How has the world's population expanded so quickly over the past 200 years?

Select the three mountain ranges nearest the Pacific coast: Great Smokey Mountains Cascades Rockies Sierra Nevadas Green Mountains Coast Range

How are the united states and canada cooperating to improve environmental conditions?

Landforms made of layers of molten rock is a what

Which is used by scientists as evidence that Earth's inner core is solid? O A. S waves cannot travel through the inner core, creating a shadow zone. O B. Seismic waves change speed when they go from the inner core to the outer core. O C.

What role did geography play in the early African kingdoms? Volcanic eruptions scared away attackers. Mineral deposits brought wealth and power. The Great Rift separated them from the continent. Tropical storms extended the growing season.

Which of the following statement is most accurate

Which country has the largest salt flats in the world

Which is a major negative impact of the use of nuclear power