Quiz on Types of Rocks and the Rock Cycle

What does the term 'igneous' mean?

• Soft

• Fiery

• Layered

• Sedimentary

Which type of rock forms from molten magma?

• Igneous

• Sedimentary

• Organic

• Metamorphic

What is the main characteristic of intrusive igneous rocks?

• They cool slowly beneath the Earth's surface.

• They cool quickly on the surface.

• They form from lava.

• They contain fossils.

Which of the following is an example of an extrusive igneous rock?

• Gneiss

• Dolerite

• Basalt

• Granite

What process leads to the formation of sedimentary rocks?

• Metamorphosis of igneous rocks

• Cooling of magma

• Compaction of sediments

• Erosion of metamorphic rocks

Which type of sedimentary rock is formed from decaying plant or animal matter?

• Limestone

• Sandstone

• Coal

• Shale

What is the primary cause of metamorphism in rocks?

• Cooling

• Pressure and heat

• Erosion

• Deposition

Which metamorphic rock is formed from limestone?

• Gneiss

• Marble

• Quartzite

• Slate

What is the rock cycle?

• The cooling of magma

• The formation of fossils

• The cycle of rock formation and transformation

• The process of rock erosion

Which of the following rocks is known for being very hard and used in construction?

• Obsidian

• Shale

• Coal

• Granite