The Khmer Rouge took control of Cambodia and renamed it Democratic Kampuchea in

Carbon in the ocean originates from the atmosphere. true or false

Who was the first scientist to dispute ptolemy's model of a geocentric orbit earth science universe?

The flat surface is called a playa, and playas are diagnostic of this sort of a valley. What is this type of valley? (A) Glacial (B) Volcanic (C) Tectonic

Which religion shares a belief in God with Christianity

Five layers of rock are cut by two faults. Both faults cut through all five layers of rock. Fault A breaks through to the surface, whereas fault B does not. Which of the following statements about faults A and B is most accurate? A.

The Local Group is only one of many, many clusters of galaxies. All of the galaxies are all moving away from each other causing more and more space to come between them. This means the universe is expanding. That discovery is what led to

If a nation has a single ruler, its government system is known as bicameral. True or False

30 of the earth is made up of what

What is not an example of a mineral? a. gold b. mica c. steel d. quartz

What type of map uses relief shading to simulate the appearance of sunlight and shadows?