Shared Flashcard Set

Details

Earth Science Week 2 - 2nd Sem
Earth Science Week 2 - 2nd Sem
9
Science
5th Grade
01/12/2008

Additional Science Flashcards

 


 

Cards

Term

Acid Rain

Definition

Precipitation resulting from pollution condensing in clouds and falling to Earth

 

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Term

Agent

Definition

A cause of change

 

Example: Water is an agent of erosion

 

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Term

Constructive Forces

Definition

Forces that cause helpful changes to Earth 

 

Example: The breaking of rock to create new soil

 

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Term

Deposition

Definition

The process of dropping, or depositing, sediment in a new location

 

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Term

Destructive Forces

Definition

 Forces that cause harmful changes to Earth

 

 Example: Weathering and erosion carry away rich farm soil, clog ditches and streams with dirt, and cause flooding

 

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Term

Erosion

Definition

The movement of weathered materials by agents (water, wind, or ice)

 

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Term

Glacier

Definition

A large mass of ice that moves slowly over a land area; does not melt in summer; formed U-shaped valleys

 

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Term

Gradual

Definition

Happening by small steps or degrees; moving little by little; changing step by step

 

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Term

Weathering

Definition

The process of breaking rock into soil, sand, and other tiny pieces called sediment

 

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