List 4 things we test when we chemically test water

What is the official religion of a communist country

How did history effect the population distribution of South Africa?

What four continents are partly in the Western Hemisphere and partly in the Eastern Hemisphere?

Who came up with the concept that geologic processes operating at present are the same processes that operated in the past?

Which of the following elements produces no harmful emissions when used as an energy source? A. coal B. oil C. wind D. natural gas

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