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Unit 2 Lesson 4: Three Classes of Rock

Unit 2 Lesson 4: Three Classes of Rock

Assessment

Flashcard

Science

6th 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 a clastic sedimentary rock?

Back

A sedimentary rock formed when rock fragments are squeezed together.

2.

FLASHCARD QUESTION

Front

What class of rock is formed by intense heat and pressure?

Back

Metamorphic rock.

3.

FLASHCARD QUESTION

Front

What class of rocks forms from the cooling of molten rock or ash?

Back

Igneous rock.

4.

FLASHCARD QUESTION

Front

What is an extrusive igneous rock?

Back

A rock formed by the cooling and solidification of lava.

5.

FLASHCARD QUESTION

Front

What characterizes extrusive igneous rocks?

Back

They have small or no crystals due to rapid cooling.

6.

FLASHCARD QUESTION

Front

What is the main difference between intrusive and extrusive igneous rocks?

Back

Intrusive igneous rocks cool slowly beneath the Earth's surface, while extrusive igneous rocks cool quickly on the surface.

7.

FLASHCARD QUESTION

Front

What are sedimentary rocks primarily made of?

Back

They are primarily made of particles from other rocks and organic materials.

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