ROCK QUIZ

Rocks are made up of one or more _____________.

• minerals
• animals
• plants

___________________ rock forms when sand, particles of rock, bits of soil, and remains of once-living things are pressed together and hardened.

• metamorphic
• igneous
• sedimentary

______________ is the color of a mineral when it is ground into powder.

• hardness
• streak
• texture

________________ rock forms when melted rock from deep below the Earth's surface cools and hardens.

• metamorphic
• igneous
• sedimentary

____________________rock forms when existing rocks are changed by extreme heat and pressure.

• metamorphic
• bedrock
• igneous

__________________is the tendency of a mineral to split easily along flat surfaces. 

• color
• slate
• cleavage

What are the three layers of the Earth?

• igneous, metamorphic, sedimentary
• crust, mantle,  core
• texture, color, luster

A scientist who studies rocks is called a _________________.

• streak
• luster
• geologist

Minerals are found in the Earth's __________.

• crust
• mantle
• core

The continuous series of change that rocks undergo is known as the ___________________.

• water cycle
• rock cycle
• life cycle