Unit 6: Minerals and Rocks Part 2 Review

The ________________ scale is used to determine the hardness of minerals.

• Moh's

• Richter Scale

• streak

• carbon

Rocks are classified based on

• how large the rock is (size)

• by the origin (formation) of the rock

• by the color of the rock

• by where the rock was found (location)

________ rocks are created by heat and pressure.

• sedimentary

• igneous

• metamorphic

_________________ rocks are formed from molten rocks that has cooled and hardened

• sedimentary

• igneous

• metamorphic

______________________________ rocks form from cementation and compaction.

• sedimentary

• igneous

• metamorphic

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

• Sedimentary
• Igneous
• Metamorphic

Tags

NGSS.MS-ESS2-1

This rock started as molten magma. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Tags

NGSS.HS-ESS2-1

This rock was formed by smaller pieces of rock that settled at the bottom of a lake millions of years ago. What type of rock is this?

• Sedimentary
• Igneous
• Metamorphic

Tags

NGSS.MS-ESS2-2

True or False: Once a rock is sedimentary, it cannot become an igneous rock.

• True
• False

The name rock is given when it is broken down into smaller pieces.

• texture
• weathering
• sediment
• erosion

Tags

NGSS.4-ESS2-1