The hot liquid inside a volcano is called ____________.

The ______________ of a mineral is its resistance to scratching.

Some minerals reflect a lot of light and look shiny. This is known as the minerals´ _______________.

The crust and the upper part of the mantle make up the Earth´s _______________.

_______________ are eroded fragments of rock, sand, shell, and the remains of living things.

What is one example of an Igneous rock?

_______________ rocks form from a transformation by high pressure and heat.

These types of rocks can be either intrusive (when magma cools and solidies inside the Earth´s crust) or extrusive (when lava cools).

These rocks form in layers and sometimes have fossils of animals or plants in them.

Marble and slate are both examples of ____________ rocks.

Limestone and clay are both examples of ______________ rocks.

The diamond measures a 10 on the Mohs hardness scale. This means that it can be scratched easily.

Which two minerals are important for healthy bones?

______________ is a soft mineral. It is used to make paint.

Which two minerals help us maintain the right amount of water in our bodies?

This mineral is found in toothpaste. It protects our teeth from bacteria and helps prevent tooth decay.

We use marble and granite for _________________.

This rock is used to build roofs because it can be easily cut into thin, flat pieces and it is waterproof.

This type of rock was originally another type of rock.