Which layer of the Earth is made up of molten rock?

What is the term for a large body of saltwater that covers most of the Earth's surface?

What is the highest mountain in the world?

Which river is known as the longest river in the world?

What is the process called when water vapor turns into liquid water?

What is the name of the imaginary line that divides the Earth into the Northern and Southern Hemispheres?

What type of landform is created by the movement of tectonic plates?

What is the term for a large area of flat land that is higher than the surrounding land?

What is the main factor that affects the climate of a region?