Planet Earth

A natural feature of land is a(n)

A rock that is formed from layers of sediment is called a(n)

Which object revolves around a planet?

A meterial on Earth that is necessary or useful to people is a(n)____________________.

Mercury, Venus, Earth, and Mars are all inner________________________.

The seven great areas of land on Earth are called________________.

A resource that takes millions of years to form and cannot be easily replaced is a(n)_________.

A resource that can be used over and over is a(n)

Salt is a type of________________________.

What property is identified by the powder left behind when it's rubbed across a tile?

When melted rock hardens it forms a(n)___________________.

Which of these is a fossil fuel?

A star and all the objects that move around it is a(n)_______________.

What is another name for a valuable mineral such as a diamond or a ruby?

Most of the water on Earth is in the _________________.