Earth Science Rocks Unit Test Review

Earth Science Rocks Unit Test Review

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is erosion?

Back

The movement of weathered material (sediment) from one location to another.

2.

FLASHCARD QUESTION

Front

What does 'Chemical Composition' mean in relation to minerals?

Back

It refers to the specific elements that a mineral contains in exact proportions.

3.

FLASHCARD QUESTION

Front

What is the difference between cleavage and fracture in minerals?

Back

Cleavage is the tendency of a mineral to break along flat surfaces, while fracture describes an irregular break.

4.

FLASHCARD QUESTION

Front

Define igneous rock.

Back

Rock that forms when melted, or molten rock from deep below Earth's surface cools and hardens.

5.

FLASHCARD QUESTION

Front

What is metamorphism?

Back

The process that changes existing rocks into new types of rocks through heat, pressure, or chemical processes.

6.

FLASHCARD QUESTION

Front

What is sedimentary layering?

Back

The process where sediments accumulate in layers over time, often leading to the formation of sedimentary rocks.

7.

FLASHCARD QUESTION

Front

What is the role of magma in rock formation?

Back

Magma can intrude into existing rocks and, upon cooling, can form igneous rocks.

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