Which civilization started in the Nile River Valley?

A. China

B. Sumer

C. Egypt

D. Harappa

What is the primary cause for species Extinction today? Pollution Habitat Destruction Invasive Species Excessive Hunting

Having been here on Earth for a while, you know that every year is made up of four seasons. What causes the changes in seasons? A) The rotation of the sun. B) The tilt of the Earth on its axis. C) The heating and cooling of the sun.

Which line is parallel to the line shown on the graph

How long does it take for an igneous rock to become a metamorphic rock

Question: What led to the Rwandan genocide? Answers: A. Rwanda gaining independence B. A homogenous population C. Somalia becoming a failed state D. Global climate change

Which substance accounts for nearly 80 percent of Earth's atmosphere?

Why is the national Environment policy act the cornerstone of US environmental law?

One way in which the motives for the Arab Spring and for the French Revolution are similar is that people wanted to

In Germany, many of the trees in the forests are dying. This is because the waxy outer coating on their tree leaves is being damaged by A) drought. B) acid rain. C) biomediation. D) locust swarms.

How does soil, industries and transport affect population distribution in South east Asia?