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Weathering and Oxidation Processes

Weathering and Oxidation Processes

Assessment

Interactive Video

Science

6th - 7th Grade

Practice Problem

Hard

Created by

Patricia Brown

FREE Resource

The video tutorial covers the concepts of weathering and erosion, explaining their differences. It delves into mechanical weathering, including frost wedging, abrasion, unloading, and biological activity. The tutorial also explores chemical weathering, discussing acid rain, oxidation, and the role of lichens. The interaction between mechanical and chemical weathering is highlighted, emphasizing how increased surface area accelerates chemical processes.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary difference between weathering and erosion?

Weathering is the breakdown of rocks, while erosion is the movement of these sediments.

Erosion is the breakdown of rocks into smaller pieces.

Weathering involves the movement of sediments.

Erosion and weathering are the same processes.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which type of mechanical weathering is most common in colder climates?

Biological activity

Abrasion

Frost wedging

Unloading

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the process called when rocks peel away in layers due to reduced pressure?

Frost wedging

Root wedging

Abrasion

Exfoliation

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does chemical weathering differ from mechanical weathering?

Chemical weathering changes the rock's chemical composition.

Chemical weathering involves physical forces.

Mechanical weathering changes the rock's chemical composition.

Both processes involve chemical changes.

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In which type of climate does chemical weathering occur more rapidly?

Warm and dry

Cold and humid

Warm and humid

Cold and dry

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the main cause of acid rain?

Mixing of water with carbon dioxide and other gases

High temperatures

Mechanical weathering

Biological activity

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What geological features are formed by acidic groundwater?

Mountains

Canyons

Volcanoes

Caverns and sinkholes

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