Sedimentary and Metamorphic Rocks Concepts

What is the main component of silicate minerals?

• Iron

• Oxygen

• Carbon

• Silicon

Which property of minerals describes their tendency to break along flat surfaces?

• Fracture

• Cleavage

• Hardness

• Luster

What is the hardest mineral on the Mohs hardness scale?

• Talc

• Quartz

• Diamond

• Gypsum

What are rocks primarily composed of?

• Metals

• Minerals

• Liquids

• Gases

What type of igneous rock forms from lava that cools quickly on the Earth's surface?

• Intrusive

• Extrusive

• Sedimentary

• Metamorphic

Which process is primarily responsible for the formation of sedimentary rocks?

• Metamorphism

• Weathering and erosion

• Solidification

• Melting

What type of sedimentary rock is formed from the remains of plants and animals?

• Organic

• Clastic

• Chemical

• Igneous

What causes the formation of foliated metamorphic rocks?

• Extreme heat

• Intense pressure

• Rapid cooling

• Chemical reactions

Which type of metamorphism involves rocks coming into contact with magma?

• Contact

• Thermal

• Dynamic

• Regional

What is the main difference between foliated and non-foliated metamorphic rocks?

• Formation process

• Texture

• Color

• Mineral composition