Soil and Earth Materials

Soil and Earth Materials

Assessment

Flashcard

Science

8th Grade

Practice Problem

Hard

Created by

Renee Brownlie

FREE Resource

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11 questions

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1.

FLASHCARD QUESTION

Front

Soil

Back

An earth material made up of a mixture of various sizes of different rock pieces, organic matter, water, and air.

2.

FLASHCARD QUESTION

Front

Horizons

Back

Horizontal layers of soil in the earth with physical and chemical properties that differ from those soil layers above or below it (from top to bottom: topsoil, subsoil, parent material, bedrock).

3.

FLASHCARD QUESTION

Front

Decompose

Back

To break down organic material by natural processes, chemicals, etc.

4.

FLASHCARD QUESTION

Front

Organic matter

Back

Material that has come from the remains of organisms such as plants and animals and their waste products in the environment.

5.

FLASHCARD QUESTION

Front

Composition

Back

What something is made of, or its ingredients.

6.

FLASHCARD QUESTION

Front

Permeability

Back

The state or quality of a material (such as soil) that causes it to allow liquids or gases to pass through it.

7.

FLASHCARD QUESTION

Front

Porosity

Back

A measure of how much of a rock or soil is open space.

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