Rocks and Minerals Unit Review

What is a mineral?

• A mixture of rocks.

• A chemically pure substance

Tags

NGSS.MS-ESS3-1

Which of the following is NOT a characteristic of a mineral?

• A mineral is a naturally occurring substance.

• Minerals are organic.

How do minerals form?

• When magma cools below/on Earth’s surface and when water evaporates and leaves substances dissolved in the water

• Through the compaction and cementation of sediments.

Which mineral property describes the ability of a mineral to resist scratching?

• Hardness

• Luster

A mineral tends to break along a plane and has smooth and flat surfaces. What property does this mineral exhibit?

• Fracture

• Cleavage

What type of minerals will react with acid – forming bubbles of carbon dioxide?

• Metallic minerals

• Carbonate containing minerals

Which of the following is NOT a characteristic of a rock?

• A rock is mixture of minerals

• A rock is a chemically pure substance

Which type of rock forms when magma cools and hardens?

• Igneous Rock

• Sedimentary Rock

A student is studying an igneous rock. The rocky is very shiny and glass-like. What can she predict about the rock?

• The rock must have formed when magma or lava cooled very slowly

• The rock must have formed when magma or lava cooled very quickly

Tags

NGSS.MS-PS1-4

What type of rock can contain fossils?

• Sedimentary Rock

• Metamorphic Rock

Tags

NGSS.MS-LS4-1