Earth & Space Science - Midterm Review Composition of Earth

The color of a mineral in powder form is called the mineral's 

• hardness
• specific gravity
• luster
• streak

How light reflects off of a mineral is called the mineral's 

• luster
• streak
• cleavage
• fracture

How do you test the hardness of a mineral? 

• Throw it against a wall
• Step on it
• Scratch Test
• Kick it until it breaks

A naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to

• density
• streak
• mineral
• non silicate mineral

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

A naturally occurring, inorganic solid

• mineral
• rock
• coal
• magma

Characteristic observed without changing the identity of the material

• luster
• color
• physical property
• specific gravity

A rock deep within the Earth experiences extreme temperature and pressure. After a long period of time it becomes which rock?

• Magma

• Igneous

• Metamorphic

• Sedimentary

In the Starburst Lab, we made models of all types of rocks. Which type of rock is able to turn into a metamorphic rock?

• Only sedimentary

• Only igneous

• Both igneous and sedimentary

• Neither igneous or sedimentary

This rock was another type of rock that was heated and compressed over time. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic