Rocks Quiz 2025

What is a rock?

• A solid organic substance of natural occurrence on our planet.
• A solid mass of mineral that occurs naturally as part of our planet.
• A solid mas of decaying matter that hardens beneath Earth's surface.

What is the name of the process in which igneous, sedimentary, and metamorphic rocks are converted into one another in stages?

• rock cycle
• erosion cycle
• magma cycle
• tectonic cycle

Tags

NGSS.MS-ESS2-1

Which of these igneous rock samples is intrusive? It formed beneath the Earth's surface and cooled slowly.

• A
• B
• C
• D

Tags

NGSS.MS-ESS2-1

What has to occur to change igneous rock into sediment? Use the diagram of the rock cycle to help you.

• heat and pressure
• weathering, transportation, and deposition
• cooling and solidification
• cementation and compaction

Tags

NGSS.MS-ESS2-2

Why are fossils like the trilobite shown below rarely found in metamorphic or igneous rock?

• Chemicals toxic to living organisms are released during formation of these rocks.
• Heat and pressure are great enough to destroy the structure of fossils found in these rocks.
• Decay of radioactive isotopes changes the fossils into a different rock structure.
• Intense magnetic fields found where these rocks form keep organisms from living there.

Tags

NGSS.MS-LS4-1

Ancient Lake Bonneville in Utah evaporated and left behind huge salt flats. This is an example of which type of rock?

• Chemical igneous rocks.
• Chemical sedimentary rocks.
• Chemical metamorphic rocks.

Tags

NGSS.MS-ESS2-2

Which of the responses have the rock samples correctly labeled?

• A is sedimentary B is metamorphic and C is igneous
• A is metamorphic B is igneous and C is sedimentary
• A is igneous B is sedimentary and C is metamorphic

Tags

NGSS.MS-ESS2-1

This Wooly Mammoth tusk was discovered in the desert just outside of Las Vegas, Nevada. In what type of rock was the tusk preserved?

• Sedimentary
• Igneous
• Metamorphic

Tags

NGSS.MS-ESS1-4

NGSS.MS-LS4-1

What process causes igneous rock to transform into metamorphic rock?

• slow cooling and crystallization
• weathering and erosion
• exposure to heat and high pressure

Rocks can form above the earth's surface, or beneath it. Which best describes "B" in the diagram?

• Intrusive Igneous rock
• Extrusive Igneous rock
• Intrusive Sedimentary rock