2025 Rocks and Minerals Standards Check

What is a rock?

• A - A type of mineral
• B - An aggregate of organic matter
• C - A mixture of minerals
• D - Waste produced by living things

Fossils are found in:

• A - organic matter
• B - rocks only
• C - minerals only
• D - rocks or minerals

Tags

NGSS.MS-ESS2-3

What type of rock forms when magma cools and solidifies?

• A - Igneous
• B - Sedimentary
• C - Metamorphic

Tags

NGSS.MS-ESS2-1

Complete the statement. Igneous rock can transform into _______ rock if exposed to heat and pressure.

• A - igneous
• B - sedimentary
• C - metamorphic
• D - B or C

Sedimentary rock forms:

• A -when magma cools on Earth’s surface
• B - from sediment that accumulates and transforms into rock
• C - when rock is transformed by heat and pressure within Earth
• D - when old rock is broken down by wind or water

What is deposition?

• A - The accumulation of sediment on the ground or bottom of oceans or lakes
• B - The compaction of sediment
• C - The squeezing of water out of layers of sediment
• D - The gluing of sediment together by minerals

Answer the prompt with scientific accuracy and in complete sentences for full credit. Below is a cross-section of a sedimentary rock. Which is the oldest and youngest layer of the rock? Explain.

Tags

NGSS.MS-ESS1-4

Minerals can form when:

• A - magma cools inside the crust
• B - lava cools on Earth’s surface
• C- water evaporates and the substances in the water (minerals) are left behind
• D - All of the above

What is luster?

• A - How easily a mineral is scratched
• B - The color of a mineral in powdered form
• C - How a mineral breaks
• D - How light reflects off the surface of a mineral

What is the hardness of a mineral?

• A - How easily a mineral can be scratched
• B - How shiny a mineral is
• C - A measure of mineral heaviness
• D - How easily a mineral breaks