When mud or minerals fill a mold this is formed
What is a Cast
This is known as the process of changing rock types
What is the Rock Cycle
This is a way that a scientist would know the kind of food that a dinosaur ate
What is by examining their fossils based on the shapes of their teeth
The materials that settle into layers and hardens
What is Sedimentary Rock
Color and hardness are examples of a minerals what
What are the minerals Properties
Rock that was once melted but has cooled and hardened
What is Igneous Rock
Rock that has changed by heat and pressure is known as this
What is Metamorphic Rock
These are the three types of rocks
What are Igneous, Sedimentary, & Metamorphic
This layer of Earth is the center of the Earth
What is the Core
We keep an Igneous Rick in our classroom for six months, this change will occur
What is no change because there would be no heat or pressure and the length of time would not be long enough for any change to occur
Earths outer layer or surface
What is the Crust
What type of rock will scientists usually find fossils
What is Sedimentary
This is the middle layer of the Earth
What is the Mantle
Solid material made up of one or more minerals
What is Rock
The way that sedimentary rock becomes metamorphic rock is by what
What is by great heat and pressure
The marks/remains of a once-living thing
What is a Fossil
A solid natural object that has never been alive
What is a Mineral